Mercurial > octave-nkf
view liboctave/cruft/odepack/stode.f @ 15271:648dabbb4c6b
build: Refactor liboctave into multiple subdirectories. Move libcruft into liboctave.
* array/Array-C.cc, array/Array-b.cc, array/Array-ch.cc, array/Array-d.cc,
array/Array-f.cc, array/Array-fC.cc, array/Array-i.cc, array/Array-idx-vec.cc,
array/Array-s.cc, array/Array-str.cc, array/Array-util.cc, array/Array-util.h,
array/Array-voidp.cc, array/Array.cc, array/Array.h, array/Array2.h,
array/Array3.h, array/ArrayN.h, array/CColVector.cc, array/CColVector.h,
array/CDiagMatrix.cc, array/CDiagMatrix.h, array/CMatrix.cc, array/CMatrix.h,
array/CNDArray.cc, array/CNDArray.h, array/CRowVector.cc, array/CRowVector.h,
array/CSparse.cc, array/CSparse.h, array/DiagArray2.cc, array/DiagArray2.h,
array/MArray-C.cc, array/MArray-d.cc, array/MArray-decl.h, array/MArray-defs.h,
array/MArray-f.cc, array/MArray-fC.cc, array/MArray-i.cc, array/MArray-s.cc,
array/MArray.cc, array/MArray.h, array/MArray2.h, array/MArrayN.h,
array/MDiagArray2.cc, array/MDiagArray2.h, array/MSparse-C.cc,
array/MSparse-d.cc, array/MSparse-defs.h, array/MSparse.cc, array/MSparse.h,
array/Matrix.h, array/MatrixType.cc, array/MatrixType.h, array/PermMatrix.cc,
array/PermMatrix.h, array/Range.cc, array/Range.h, array/Sparse-C.cc,
array/Sparse-b.cc, array/Sparse-d.cc, array/Sparse.cc, array/Sparse.h,
array/boolMatrix.cc, array/boolMatrix.h, array/boolNDArray.cc,
array/boolNDArray.h, array/boolSparse.cc, array/boolSparse.h,
array/chMatrix.cc, array/chMatrix.h, array/chNDArray.cc, array/chNDArray.h,
array/dColVector.cc, array/dColVector.h, array/dDiagMatrix.cc,
array/dDiagMatrix.h, array/dMatrix.cc, array/dMatrix.h, array/dNDArray.cc,
array/dNDArray.h, array/dRowVector.cc, array/dRowVector.h, array/dSparse.cc,
array/dSparse.h, array/dim-vector.cc, array/dim-vector.h, array/fCColVector.cc,
array/fCColVector.h, array/fCDiagMatrix.cc, array/fCDiagMatrix.h,
array/fCMatrix.cc, array/fCMatrix.h, array/fCNDArray.cc, array/fCNDArray.h,
array/fCRowVector.cc, array/fCRowVector.h, array/fColVector.cc,
array/fColVector.h, array/fDiagMatrix.cc, array/fDiagMatrix.h,
array/fMatrix.cc, array/fMatrix.h, array/fNDArray.cc, array/fNDArray.h,
array/fRowVector.cc, array/fRowVector.h, array/idx-vector.cc,
array/idx-vector.h, array/int16NDArray.cc, array/int16NDArray.h,
array/int32NDArray.cc, array/int32NDArray.h, array/int64NDArray.cc,
array/int64NDArray.h, array/int8NDArray.cc, array/int8NDArray.h,
array/intNDArray.cc, array/intNDArray.h, array/module.mk,
array/uint16NDArray.cc, array/uint16NDArray.h, array/uint32NDArray.cc,
array/uint32NDArray.h, array/uint64NDArray.cc, array/uint64NDArray.h,
array/uint8NDArray.cc, array/uint8NDArray.h:
Moved from liboctave dir to array subdirectory.
* cruft/Makefile.am, cruft/amos/README, cruft/amos/cacai.f, cruft/amos/cacon.f,
cruft/amos/cairy.f, cruft/amos/casyi.f, cruft/amos/cbesh.f, cruft/amos/cbesi.f,
cruft/amos/cbesj.f, cruft/amos/cbesk.f, cruft/amos/cbesy.f, cruft/amos/cbinu.f,
cruft/amos/cbiry.f, cruft/amos/cbknu.f, cruft/amos/cbuni.f, cruft/amos/cbunk.f,
cruft/amos/ckscl.f, cruft/amos/cmlri.f, cruft/amos/crati.f, cruft/amos/cs1s2.f,
cruft/amos/cseri.f, cruft/amos/cshch.f, cruft/amos/cuchk.f, cruft/amos/cunhj.f,
cruft/amos/cuni1.f, cruft/amos/cuni2.f, cruft/amos/cunik.f, cruft/amos/cunk1.f,
cruft/amos/cunk2.f, cruft/amos/cuoik.f, cruft/amos/cwrsk.f,
cruft/amos/dgamln.f, cruft/amos/gamln.f, cruft/amos/module.mk,
cruft/amos/xzabs.f, cruft/amos/xzexp.f, cruft/amos/xzlog.f,
cruft/amos/xzsqrt.f, cruft/amos/zacai.f, cruft/amos/zacon.f,
cruft/amos/zairy.f, cruft/amos/zasyi.f, cruft/amos/zbesh.f, cruft/amos/zbesi.f,
cruft/amos/zbesj.f, cruft/amos/zbesk.f, cruft/amos/zbesy.f, cruft/amos/zbinu.f,
cruft/amos/zbiry.f, cruft/amos/zbknu.f, cruft/amos/zbuni.f, cruft/amos/zbunk.f,
cruft/amos/zdiv.f, cruft/amos/zkscl.f, cruft/amos/zmlri.f, cruft/amos/zmlt.f,
cruft/amos/zrati.f, cruft/amos/zs1s2.f, cruft/amos/zseri.f, cruft/amos/zshch.f,
cruft/amos/zuchk.f, cruft/amos/zunhj.f, cruft/amos/zuni1.f, cruft/amos/zuni2.f,
cruft/amos/zunik.f, cruft/amos/zunk1.f, cruft/amos/zunk2.f, cruft/amos/zuoik.f,
cruft/amos/zwrsk.f, cruft/blas-xtra/cconv2.f, cruft/blas-xtra/cdotc3.f,
cruft/blas-xtra/cmatm3.f, cruft/blas-xtra/csconv2.f, cruft/blas-xtra/dconv2.f,
cruft/blas-xtra/ddot3.f, cruft/blas-xtra/dmatm3.f, cruft/blas-xtra/module.mk,
cruft/blas-xtra/sconv2.f, cruft/blas-xtra/sdot3.f, cruft/blas-xtra/smatm3.f,
cruft/blas-xtra/xcdotc.f, cruft/blas-xtra/xcdotu.f, cruft/blas-xtra/xddot.f,
cruft/blas-xtra/xdnrm2.f, cruft/blas-xtra/xdznrm2.f, cruft/blas-xtra/xerbla.f,
cruft/blas-xtra/xscnrm2.f, cruft/blas-xtra/xsdot.f, cruft/blas-xtra/xsnrm2.f,
cruft/blas-xtra/xzdotc.f, cruft/blas-xtra/xzdotu.f, cruft/blas-xtra/zconv2.f,
cruft/blas-xtra/zdconv2.f, cruft/blas-xtra/zdotc3.f, cruft/blas-xtra/zmatm3.f,
cruft/daspk/datv.f, cruft/daspk/dcnst0.f, cruft/daspk/dcnstr.f,
cruft/daspk/ddasic.f, cruft/daspk/ddasid.f, cruft/daspk/ddasik.f,
cruft/daspk/ddaspk.f, cruft/daspk/ddstp.f, cruft/daspk/ddwnrm.f,
cruft/daspk/dfnrmd.f, cruft/daspk/dfnrmk.f, cruft/daspk/dhels.f,
cruft/daspk/dheqr.f, cruft/daspk/dinvwt.f, cruft/daspk/dlinsd.f,
cruft/daspk/dlinsk.f, cruft/daspk/dmatd.f, cruft/daspk/dnedd.f,
cruft/daspk/dnedk.f, cruft/daspk/dnsd.f, cruft/daspk/dnsid.f,
cruft/daspk/dnsik.f, cruft/daspk/dnsk.f, cruft/daspk/dorth.f,
cruft/daspk/dslvd.f, cruft/daspk/dslvk.f, cruft/daspk/dspigm.f,
cruft/daspk/dyypnw.f, cruft/daspk/module.mk, cruft/dasrt/ddasrt.f,
cruft/dasrt/drchek.f, cruft/dasrt/droots.f, cruft/dasrt/module.mk,
cruft/dassl/ddaini.f, cruft/dassl/ddajac.f, cruft/dassl/ddanrm.f,
cruft/dassl/ddaslv.f, cruft/dassl/ddassl.f, cruft/dassl/ddastp.f,
cruft/dassl/ddatrp.f, cruft/dassl/ddawts.f, cruft/dassl/module.mk,
cruft/fftpack/cfftb.f, cruft/fftpack/cfftb1.f, cruft/fftpack/cfftf.f,
cruft/fftpack/cfftf1.f, cruft/fftpack/cffti.f, cruft/fftpack/cffti1.f,
cruft/fftpack/fftpack.doc, cruft/fftpack/module.mk, cruft/fftpack/passb.f,
cruft/fftpack/passb2.f, cruft/fftpack/passb3.f, cruft/fftpack/passb4.f,
cruft/fftpack/passb5.f, cruft/fftpack/passf.f, cruft/fftpack/passf2.f,
cruft/fftpack/passf3.f, cruft/fftpack/passf4.f, cruft/fftpack/passf5.f,
cruft/fftpack/zfftb.f, cruft/fftpack/zfftb1.f, cruft/fftpack/zfftf.f,
cruft/fftpack/zfftf1.f, cruft/fftpack/zffti.f, cruft/fftpack/zffti1.f,
cruft/fftpack/zpassb.f, cruft/fftpack/zpassb2.f, cruft/fftpack/zpassb3.f,
cruft/fftpack/zpassb4.f, cruft/fftpack/zpassb5.f, cruft/fftpack/zpassf.f,
cruft/fftpack/zpassf2.f, cruft/fftpack/zpassf3.f, cruft/fftpack/zpassf4.f,
cruft/fftpack/zpassf5.f, cruft/lapack-xtra/crsf2csf.f,
cruft/lapack-xtra/module.mk, cruft/lapack-xtra/xclange.f,
cruft/lapack-xtra/xdlamch.f, cruft/lapack-xtra/xdlange.f,
cruft/lapack-xtra/xilaenv.f, cruft/lapack-xtra/xslamch.f,
cruft/lapack-xtra/xslange.f, cruft/lapack-xtra/xzlange.f,
cruft/lapack-xtra/zrsf2csf.f, cruft/link-deps.mk, cruft/misc/blaswrap.c,
cruft/misc/cquit.c, cruft/misc/d1mach-tst.for, cruft/misc/d1mach.f,
cruft/misc/f77-extern.cc, cruft/misc/f77-fcn.c, cruft/misc/f77-fcn.h,
cruft/misc/i1mach.f, cruft/misc/lo-error.c, cruft/misc/lo-error.h,
cruft/misc/module.mk, cruft/misc/quit.cc, cruft/misc/quit.h,
cruft/misc/r1mach.f, cruft/mkf77def.in, cruft/odepack/cfode.f,
cruft/odepack/dlsode.f, cruft/odepack/ewset.f, cruft/odepack/intdy.f,
cruft/odepack/module.mk, cruft/odepack/prepj.f, cruft/odepack/scfode.f,
cruft/odepack/sewset.f, cruft/odepack/sintdy.f, cruft/odepack/slsode.f,
cruft/odepack/solsy.f, cruft/odepack/sprepj.f, cruft/odepack/ssolsy.f,
cruft/odepack/sstode.f, cruft/odepack/stode.f, cruft/odepack/svnorm.f,
cruft/odepack/vnorm.f, cruft/ordered-qz/README, cruft/ordered-qz/dsubsp.f,
cruft/ordered-qz/exchqz.f, cruft/ordered-qz/module.mk,
cruft/ordered-qz/sexchqz.f, cruft/ordered-qz/ssubsp.f, cruft/quadpack/dqagi.f,
cruft/quadpack/dqagie.f, cruft/quadpack/dqagp.f, cruft/quadpack/dqagpe.f,
cruft/quadpack/dqelg.f, cruft/quadpack/dqk15i.f, cruft/quadpack/dqk21.f,
cruft/quadpack/dqpsrt.f, cruft/quadpack/module.mk, cruft/quadpack/qagi.f,
cruft/quadpack/qagie.f, cruft/quadpack/qagp.f, cruft/quadpack/qagpe.f,
cruft/quadpack/qelg.f, cruft/quadpack/qk15i.f, cruft/quadpack/qk21.f,
cruft/quadpack/qpsrt.f, cruft/quadpack/xerror.f, cruft/ranlib/Basegen.doc,
cruft/ranlib/HOWTOGET, cruft/ranlib/README, cruft/ranlib/advnst.f,
cruft/ranlib/genbet.f, cruft/ranlib/genchi.f, cruft/ranlib/genexp.f,
cruft/ranlib/genf.f, cruft/ranlib/gengam.f, cruft/ranlib/genmn.f,
cruft/ranlib/genmul.f, cruft/ranlib/gennch.f, cruft/ranlib/gennf.f,
cruft/ranlib/gennor.f, cruft/ranlib/genprm.f, cruft/ranlib/genunf.f,
cruft/ranlib/getcgn.f, cruft/ranlib/getsd.f, cruft/ranlib/ignbin.f,
cruft/ranlib/ignlgi.f, cruft/ranlib/ignnbn.f, cruft/ranlib/ignpoi.f,
cruft/ranlib/ignuin.f, cruft/ranlib/initgn.f, cruft/ranlib/inrgcm.f,
cruft/ranlib/lennob.f, cruft/ranlib/mltmod.f, cruft/ranlib/module.mk,
cruft/ranlib/phrtsd.f, cruft/ranlib/qrgnin.f, cruft/ranlib/randlib.chs,
cruft/ranlib/randlib.fdoc, cruft/ranlib/ranf.f, cruft/ranlib/setall.f,
cruft/ranlib/setant.f, cruft/ranlib/setgmn.f, cruft/ranlib/setsd.f,
cruft/ranlib/sexpo.f, cruft/ranlib/sgamma.f, cruft/ranlib/snorm.f,
cruft/ranlib/tstbot.for, cruft/ranlib/tstgmn.for, cruft/ranlib/tstmid.for,
cruft/ranlib/wrap.f, cruft/slatec-err/fdump.f, cruft/slatec-err/ixsav.f,
cruft/slatec-err/j4save.f, cruft/slatec-err/module.mk,
cruft/slatec-err/xerclr.f, cruft/slatec-err/xercnt.f,
cruft/slatec-err/xerhlt.f, cruft/slatec-err/xermsg.f,
cruft/slatec-err/xerprn.f, cruft/slatec-err/xerrwd.f,
cruft/slatec-err/xersve.f, cruft/slatec-err/xgetf.f, cruft/slatec-err/xgetua.f,
cruft/slatec-err/xsetf.f, cruft/slatec-err/xsetua.f, cruft/slatec-fn/acosh.f,
cruft/slatec-fn/albeta.f, cruft/slatec-fn/algams.f, cruft/slatec-fn/alngam.f,
cruft/slatec-fn/alnrel.f, cruft/slatec-fn/asinh.f, cruft/slatec-fn/atanh.f,
cruft/slatec-fn/betai.f, cruft/slatec-fn/csevl.f, cruft/slatec-fn/d9gmit.f,
cruft/slatec-fn/d9lgic.f, cruft/slatec-fn/d9lgit.f, cruft/slatec-fn/d9lgmc.f,
cruft/slatec-fn/dacosh.f, cruft/slatec-fn/dasinh.f, cruft/slatec-fn/datanh.f,
cruft/slatec-fn/dbetai.f, cruft/slatec-fn/dcsevl.f, cruft/slatec-fn/derf.f,
cruft/slatec-fn/derfc.in.f, cruft/slatec-fn/dgami.f, cruft/slatec-fn/dgamit.f,
cruft/slatec-fn/dgamlm.f, cruft/slatec-fn/dgamma.f, cruft/slatec-fn/dgamr.f,
cruft/slatec-fn/dlbeta.f, cruft/slatec-fn/dlgams.f, cruft/slatec-fn/dlngam.f,
cruft/slatec-fn/dlnrel.f, cruft/slatec-fn/dpchim.f, cruft/slatec-fn/dpchst.f,
cruft/slatec-fn/erf.f, cruft/slatec-fn/erfc.in.f, cruft/slatec-fn/gami.f,
cruft/slatec-fn/gamit.f, cruft/slatec-fn/gamlim.f, cruft/slatec-fn/gamma.f,
cruft/slatec-fn/gamr.f, cruft/slatec-fn/initds.f, cruft/slatec-fn/inits.f,
cruft/slatec-fn/module.mk, cruft/slatec-fn/pchim.f, cruft/slatec-fn/pchst.f,
cruft/slatec-fn/r9gmit.f, cruft/slatec-fn/r9lgic.f, cruft/slatec-fn/r9lgit.f,
cruft/slatec-fn/r9lgmc.f, cruft/slatec-fn/xacosh.f, cruft/slatec-fn/xasinh.f,
cruft/slatec-fn/xatanh.f, cruft/slatec-fn/xbetai.f, cruft/slatec-fn/xdacosh.f,
cruft/slatec-fn/xdasinh.f, cruft/slatec-fn/xdatanh.f,
cruft/slatec-fn/xdbetai.f, cruft/slatec-fn/xderf.f, cruft/slatec-fn/xderfc.f,
cruft/slatec-fn/xdgami.f, cruft/slatec-fn/xdgamit.f, cruft/slatec-fn/xdgamma.f,
cruft/slatec-fn/xerf.f, cruft/slatec-fn/xerfc.f, cruft/slatec-fn/xgamma.f,
cruft/slatec-fn/xgmainc.f, cruft/slatec-fn/xsgmainc.f:
Moved from top-level libcruft to cruft directory below liboctave.
* numeric/CmplxAEPBAL.cc, numeric/CmplxAEPBAL.h, numeric/CmplxCHOL.cc,
numeric/CmplxCHOL.h, numeric/CmplxGEPBAL.cc, numeric/CmplxGEPBAL.h,
numeric/CmplxHESS.cc, numeric/CmplxHESS.h, numeric/CmplxLU.cc,
numeric/CmplxLU.h, numeric/CmplxQR.cc, numeric/CmplxQR.h, numeric/CmplxQRP.cc,
numeric/CmplxQRP.h, numeric/CmplxSCHUR.cc, numeric/CmplxSCHUR.h,
numeric/CmplxSVD.cc, numeric/CmplxSVD.h, numeric/CollocWt.cc,
numeric/CollocWt.h, numeric/DAE.h, numeric/DAEFunc.h, numeric/DAERT.h,
numeric/DAERTFunc.h, numeric/DASPK-opts.in, numeric/DASPK.cc, numeric/DASPK.h,
numeric/DASRT-opts.in, numeric/DASRT.cc, numeric/DASRT.h,
numeric/DASSL-opts.in, numeric/DASSL.cc, numeric/DASSL.h, numeric/DET.h,
numeric/EIG.cc, numeric/EIG.h, numeric/LSODE-opts.in, numeric/LSODE.cc,
numeric/LSODE.h, numeric/ODE.h, numeric/ODEFunc.h, numeric/ODES.cc,
numeric/ODES.h, numeric/ODESFunc.h, numeric/Quad-opts.in, numeric/Quad.cc,
numeric/Quad.h, numeric/SparseCmplxCHOL.cc, numeric/SparseCmplxCHOL.h,
numeric/SparseCmplxLU.cc, numeric/SparseCmplxLU.h, numeric/SparseCmplxQR.cc,
numeric/SparseCmplxQR.h, numeric/SparseQR.cc, numeric/SparseQR.h,
numeric/SparsedbleCHOL.cc, numeric/SparsedbleCHOL.h, numeric/SparsedbleLU.cc,
numeric/SparsedbleLU.h, numeric/base-aepbal.h, numeric/base-dae.h,
numeric/base-de.h, numeric/base-lu.cc, numeric/base-lu.h, numeric/base-min.h,
numeric/base-qr.cc, numeric/base-qr.h, numeric/bsxfun-decl.h,
numeric/bsxfun-defs.cc, numeric/bsxfun.h, numeric/dbleAEPBAL.cc,
numeric/dbleAEPBAL.h, numeric/dbleCHOL.cc, numeric/dbleCHOL.h,
numeric/dbleGEPBAL.cc, numeric/dbleGEPBAL.h, numeric/dbleHESS.cc,
numeric/dbleHESS.h, numeric/dbleLU.cc, numeric/dbleLU.h, numeric/dbleQR.cc,
numeric/dbleQR.h, numeric/dbleQRP.cc, numeric/dbleQRP.h, numeric/dbleSCHUR.cc,
numeric/dbleSCHUR.h, numeric/dbleSVD.cc, numeric/dbleSVD.h,
numeric/eigs-base.cc, numeric/fCmplxAEPBAL.cc, numeric/fCmplxAEPBAL.h,
numeric/fCmplxCHOL.cc, numeric/fCmplxCHOL.h, numeric/fCmplxGEPBAL.cc,
numeric/fCmplxGEPBAL.h, numeric/fCmplxHESS.cc, numeric/fCmplxHESS.h,
numeric/fCmplxLU.cc, numeric/fCmplxLU.h, numeric/fCmplxQR.cc,
numeric/fCmplxQR.h, numeric/fCmplxQRP.cc, numeric/fCmplxQRP.h,
numeric/fCmplxSCHUR.cc, numeric/fCmplxSCHUR.h, numeric/fCmplxSVD.cc,
numeric/fCmplxSVD.h, numeric/fEIG.cc, numeric/fEIG.h, numeric/floatAEPBAL.cc,
numeric/floatAEPBAL.h, numeric/floatCHOL.cc, numeric/floatCHOL.h,
numeric/floatGEPBAL.cc, numeric/floatGEPBAL.h, numeric/floatHESS.cc,
numeric/floatHESS.h, numeric/floatLU.cc, numeric/floatLU.h, numeric/floatQR.cc,
numeric/floatQR.h, numeric/floatQRP.cc, numeric/floatQRP.h,
numeric/floatSCHUR.cc, numeric/floatSCHUR.h, numeric/floatSVD.cc,
numeric/floatSVD.h, numeric/lo-mappers.cc, numeric/lo-mappers.h,
numeric/lo-specfun.cc, numeric/lo-specfun.h, numeric/module.mk,
numeric/oct-convn.cc, numeric/oct-convn.h, numeric/oct-fftw.cc,
numeric/oct-fftw.h, numeric/oct-norm.cc, numeric/oct-norm.h,
numeric/oct-rand.cc, numeric/oct-rand.h, numeric/oct-spparms.cc,
numeric/oct-spparms.h, numeric/randgamma.c, numeric/randgamma.h,
numeric/randmtzig.c, numeric/randmtzig.h, numeric/randpoisson.c,
numeric/randpoisson.h, numeric/sparse-base-chol.cc, numeric/sparse-base-chol.h,
numeric/sparse-base-lu.cc, numeric/sparse-base-lu.h, numeric/sparse-dmsolve.cc:
Moved from liboctave dir to numeric subdirectory.
* operators/Sparse-diag-op-defs.h, operators/Sparse-op-defs.h,
operators/Sparse-perm-op-defs.h, operators/config-ops.sh, operators/mk-ops.awk,
operators/module.mk, operators/mx-base.h, operators/mx-defs.h,
operators/mx-ext.h, operators/mx-inlines.cc, operators/mx-op-decl.h,
operators/mx-op-defs.h, operators/mx-ops, operators/sparse-mk-ops.awk,
operators/sparse-mx-ops, operators/vx-ops:
Moved from liboctave dir to operators subdirectory.
* system/dir-ops.cc, system/dir-ops.h, system/file-ops.cc, system/file-ops.h,
system/file-stat.cc, system/file-stat.h, system/lo-sysdep.cc,
system/lo-sysdep.h, system/mach-info.cc, system/mach-info.h, system/module.mk,
system/oct-env.cc, system/oct-env.h, system/oct-group.cc, system/oct-group.h,
system/oct-openmp.h, system/oct-passwd.cc, system/oct-passwd.h,
system/oct-syscalls.cc, system/oct-syscalls.h, system/oct-time.cc,
system/oct-time.h, system/oct-uname.cc, system/oct-uname.h, system/pathlen.h,
system/sysdir.h, system/syswait.h, system/tempnam.c, system/tempname.c:
Moved from liboctave dir to system subdirectory.
* util/base-list.h, util/byte-swap.h, util/caseless-str.h, util/cmd-edit.cc,
util/cmd-edit.h, util/cmd-hist.cc, util/cmd-hist.h, util/data-conv.cc,
util/data-conv.h, util/f2c-main.c, util/functor.h, util/glob-match.cc,
util/glob-match.h, util/kpse.cc, util/lo-array-gripes.cc,
util/lo-array-gripes.h, util/lo-cieee.c, util/lo-cutils.c, util/lo-cutils.h,
util/lo-ieee.cc, util/lo-ieee.h, util/lo-macros.h, util/lo-math.h,
util/lo-traits.h, util/lo-utils.cc, util/lo-utils.h, util/module.mk,
util/oct-alloc.cc, util/oct-alloc.h, util/oct-base64.cc, util/oct-base64.h,
util/oct-binmap.h, util/oct-cmplx.h, util/oct-glob.cc, util/oct-glob.h,
util/oct-inttypes.cc, util/oct-inttypes.h, util/oct-locbuf.cc,
util/oct-locbuf.h, util/oct-md5.cc, util/oct-md5.h, util/oct-mem.h,
util/oct-mutex.cc, util/oct-mutex.h, util/oct-refcount.h, util/oct-rl-edit.c,
util/oct-rl-edit.h, util/oct-rl-hist.c, util/oct-rl-hist.h, util/oct-shlib.cc,
util/oct-shlib.h, util/oct-sort.cc, util/oct-sort.h, util/oct-sparse.h,
util/pathsearch.cc, util/pathsearch.h, util/regexp.cc, util/regexp.h,
util/singleton-cleanup.cc, util/singleton-cleanup.h, util/sparse-sort.cc,
util/sparse-sort.h, util/sparse-util.cc, util/sparse-util.h, util/statdefs.h,
util/str-vec.cc, util/str-vec.h, util/sun-utils.h:
Moved from liboctave dir to util subdirectory.
* Makefile.am: Eliminate reference to top-level liboctave directory.
* autogen.sh: cd to new liboctave/operators directory to run config-ops.sh.
* build-aux/common.mk: Eliminate LIBCRUFT references.
* configure.ac: Eliminate libcruft top-level references. Switch test
programs to find files in liboctave/cruft subdirectory.
* OctaveFAQ.texi, install.txi, mkoctfile.1: Eliminate references to libcruft in
docs.
* libgui/src/Makefile.am, libinterp/Makefile.am, src/Makefile.am: Update
include file locations. Stop linking against libcruft.
* libinterp/corefcn/module.mk: Update location of OPT_INC files which are
now in numeric/ subdirectory.
* libinterp/dldfcn/config-module.awk: Stop linking against libcruft.
* libinterp/interpfcn/toplev.cc: Remove reference to LIBCRUFT.
* libinterp/link-deps.mk, liboctave/link-deps.mk:
Add GNULIB_LINK_DEPS to link dependencies.
* libinterp/oct-conf.in.h: Remove reference to OCTAVE_CONF_LIBCRUFT.
* liboctave/Makefile.am: Overhaul to use convenience libraries in
subdirectories.
* scripts/miscellaneous/mkoctfile.m: Eliminate reference to LIBCRUFT.
* src/mkoctfile.in.cc, src/mkoctfile.in.sh: Stop linking againt libcruft.
Eliminate references to LIBCRUFT.
author | Rik <rik@octave.org> |
---|---|
date | Fri, 31 Aug 2012 20:00:20 -0700 |
parents | libcruft/odepack/stode.f@44ed237bdc1e |
children | 446c46af4b42 |
line wrap: on
line source
SUBROUTINE STODE (NEQ, Y, YH, NYH, YH1, EWT, SAVF, ACOR, 1 WM, IWM, F, JAC, PJAC, SLVS, IERR) CLLL. OPTIMIZE EXTERNAL F, JAC, PJAC, SLVS INTEGER NEQ, NYH, IWM INTEGER IOWND, IALTH, IPUP, LMAX, MEO, NQNYH, NSLP, 1 ICF, IERPJ, IERSL, JCUR, JSTART, KFLAG, L, METH, MITER, 2 MAXORD, MAXCOR, MSBP, MXNCF, N, NQ, NST, NFE, NJE, NQU INTEGER I, I1, IREDO, IRET, J, JB, M, NCF, NEWQ DOUBLE PRECISION Y, YH, YH1, EWT, SAVF, ACOR, WM DOUBLE PRECISION CONIT, CRATE, EL, ELCO, HOLD, RMAX, TESCO, 2 CCMAX, EL0, H, HMIN, HMXI, HU, RC, TN, UROUND DOUBLE PRECISION DCON, DDN, DEL, DELP, DSM, DUP, EXDN, EXSM, EXUP, 1 R, RH, RHDN, RHSM, RHUP, TOLD, VNORM DIMENSION NEQ(*), Y(*), YH(NYH,*), YH1(*), EWT(*), SAVF(*), 1 ACOR(*), WM(*), IWM(*) COMMON /LS0001/ CONIT, CRATE, EL(13), ELCO(13,12), 1 HOLD, RMAX, TESCO(3,12), 2 CCMAX, EL0, H, HMIN, HMXI, HU, RC, TN, UROUND, IOWND(14), 3 IALTH, IPUP, LMAX, MEO, NQNYH, NSLP, 4 ICF, IERPJ, IERSL, JCUR, JSTART, KFLAG, L, METH, MITER, 5 MAXORD, MAXCOR, MSBP, MXNCF, N, NQ, NST, NFE, NJE, NQU C----------------------------------------------------------------------- C STODE PERFORMS ONE STEP OF THE INTEGRATION OF AN INITIAL VALUE C PROBLEM FOR A SYSTEM OF ORDINARY DIFFERENTIAL EQUATIONS. C NOTE.. STODE IS INDEPENDENT OF THE VALUE OF THE ITERATION METHOD C INDICATOR MITER, WHEN THIS IS .NE. 0, AND HENCE IS INDEPENDENT C OF THE TYPE OF CHORD METHOD USED, OR THE JACOBIAN STRUCTURE. C COMMUNICATION WITH STODE IS DONE WITH THE FOLLOWING VARIABLES.. C C NEQ = INTEGER ARRAY CONTAINING PROBLEM SIZE IN NEQ(1), AND C PASSED AS THE NEQ ARGUMENT IN ALL CALLS TO F AND JAC. C Y = AN ARRAY OF LENGTH .GE. N USED AS THE Y ARGUMENT IN C ALL CALLS TO F AND JAC. C YH = AN NYH BY LMAX ARRAY CONTAINING THE DEPENDENT VARIABLES C AND THEIR APPROXIMATE SCALED DERIVATIVES, WHERE C LMAX = MAXORD + 1. YH(I,J+1) CONTAINS THE APPROXIMATE C J-TH DERIVATIVE OF Y(I), SCALED BY H**J/FACTORIAL(J) C (J = 0,1,...,NQ). ON ENTRY FOR THE FIRST STEP, THE FIRST C TWO COLUMNS OF YH MUST BE SET FROM THE INITIAL VALUES. C NYH = A CONSTANT INTEGER .GE. N, THE FIRST DIMENSION OF YH. C YH1 = A ONE-DIMENSIONAL ARRAY OCCUPYING THE SAME SPACE AS YH. C EWT = AN ARRAY OF LENGTH N CONTAINING MULTIPLICATIVE WEIGHTS C FOR LOCAL ERROR MEASUREMENTS. LOCAL ERRORS IN Y(I) ARE C COMPARED TO 1.0/EWT(I) IN VARIOUS ERROR TESTS. C SAVF = AN ARRAY OF WORKING STORAGE, OF LENGTH N. C ALSO USED FOR INPUT OF YH(*,MAXORD+2) WHEN JSTART = -1 C AND MAXORD .LT. THE CURRENT ORDER NQ. C ACOR = A WORK ARRAY OF LENGTH N, USED FOR THE ACCUMULATED C CORRECTIONS. ON A SUCCESSFUL RETURN, ACOR(I) CONTAINS C THE ESTIMATED ONE-STEP LOCAL ERROR IN Y(I). C WM,IWM = REAL AND INTEGER WORK ARRAYS ASSOCIATED WITH MATRIX C OPERATIONS IN CHORD ITERATION (MITER .NE. 0). C PJAC = NAME OF ROUTINE TO EVALUATE AND PREPROCESS JACOBIAN MATRIX C AND P = I - H*EL0*JAC, IF A CHORD METHOD IS BEING USED. C SLVS = NAME OF ROUTINE TO SOLVE LINEAR SYSTEM IN CHORD ITERATION. C CCMAX = MAXIMUM RELATIVE CHANGE IN H*EL0 BEFORE PJAC IS CALLED. C H = THE STEP SIZE TO BE ATTEMPTED ON THE NEXT STEP. C H IS ALTERED BY THE ERROR CONTROL ALGORITHM DURING THE C PROBLEM. H CAN BE EITHER POSITIVE OR NEGATIVE, BUT ITS C SIGN MUST REMAIN CONSTANT THROUGHOUT THE PROBLEM. C HMIN = THE MINIMUM ABSOLUTE VALUE OF THE STEP SIZE H TO BE USED. C HMXI = INVERSE OF THE MAXIMUM ABSOLUTE VALUE OF H TO BE USED. C HMXI = 0.0 IS ALLOWED AND CORRESPONDS TO AN INFINITE HMAX. C HMIN AND HMXI MAY BE CHANGED AT ANY TIME, BUT WILL NOT C TAKE EFFECT UNTIL THE NEXT CHANGE OF H IS CONSIDERED. C TN = THE INDEPENDENT VARIABLE. TN IS UPDATED ON EACH STEP TAKEN. C JSTART = AN INTEGER USED FOR INPUT ONLY, WITH THE FOLLOWING C VALUES AND MEANINGS.. C 0 PERFORM THE FIRST STEP. C .GT.0 TAKE A NEW STEP CONTINUING FROM THE LAST. C -1 TAKE THE NEXT STEP WITH A NEW VALUE OF H, MAXORD, C N, METH, MITER, AND/OR MATRIX PARAMETERS. C -2 TAKE THE NEXT STEP WITH A NEW VALUE OF H, C BUT WITH OTHER INPUTS UNCHANGED. C ON RETURN, JSTART IS SET TO 1 TO FACILITATE CONTINUATION. C KFLAG = A COMPLETION CODE WITH THE FOLLOWING MEANINGS.. C 0 THE STEP WAS SUCCESFUL. C -1 THE REQUESTED ERROR COULD NOT BE ACHIEVED. C -2 CORRECTOR CONVERGENCE COULD NOT BE ACHIEVED. C -3 FATAL ERROR IN PJAC OR SLVS. C A RETURN WITH KFLAG = -1 OR -2 MEANS EITHER C ABS(H) = HMIN OR 10 CONSECUTIVE FAILURES OCCURRED. C ON A RETURN WITH KFLAG NEGATIVE, THE VALUES OF TN AND C THE YH ARRAY ARE AS OF THE BEGINNING OF THE LAST C STEP, AND H IS THE LAST STEP SIZE ATTEMPTED. C MAXORD = THE MAXIMUM ORDER OF INTEGRATION METHOD TO BE ALLOWED. C MAXCOR = THE MAXIMUM NUMBER OF CORRECTOR ITERATIONS ALLOWED. C MSBP = MAXIMUM NUMBER OF STEPS BETWEEN PJAC CALLS (MITER .GT. 0). C MXNCF = MAXIMUM NUMBER OF CONVERGENCE FAILURES ALLOWED. C METH/MITER = THE METHOD FLAGS. SEE DESCRIPTION IN DRIVER. C N = THE NUMBER OF FIRST-ORDER DIFFERENTIAL EQUATIONS. C IERR = ERROR FLAG FROM USER-SUPPLIED FUNCTION C----------------------------------------------------------------------- KFLAG = 0 TOLD = TN NCF = 0 IERPJ = 0 IERSL = 0 JCUR = 0 ICF = 0 DELP = 0.0D0 IF (JSTART .GT. 0) GO TO 200 IF (JSTART .EQ. -1) GO TO 100 IF (JSTART .EQ. -2) GO TO 160 C----------------------------------------------------------------------- C ON THE FIRST CALL, THE ORDER IS SET TO 1, AND OTHER VARIABLES ARE C INITIALIZED. RMAX IS THE MAXIMUM RATIO BY WHICH H CAN BE INCREASED C IN A SINGLE STEP. IT IS INITIALLY 1.E4 TO COMPENSATE FOR THE SMALL C INITIAL H, BUT THEN IS NORMALLY EQUAL TO 10. IF A FAILURE C OCCURS (IN CORRECTOR CONVERGENCE OR ERROR TEST), RMAX IS SET AT 2 C FOR THE NEXT INCREASE. C----------------------------------------------------------------------- LMAX = MAXORD + 1 NQ = 1 L = 2 IALTH = 2 RMAX = 10000.0D0 RC = 0.0D0 EL0 = 1.0D0 CRATE = 0.7D0 HOLD = H MEO = METH NSLP = 0 IPUP = MITER IRET = 3 GO TO 140 C----------------------------------------------------------------------- C THE FOLLOWING BLOCK HANDLES PRELIMINARIES NEEDED WHEN JSTART = -1. C IPUP IS SET TO MITER TO FORCE A MATRIX UPDATE. C IF AN ORDER INCREASE IS ABOUT TO BE CONSIDERED (IALTH = 1), C IALTH IS RESET TO 2 TO POSTPONE CONSIDERATION ONE MORE STEP. C IF THE CALLER HAS CHANGED METH, CFODE IS CALLED TO RESET C THE COEFFICIENTS OF THE METHOD. C IF THE CALLER HAS CHANGED MAXORD TO A VALUE LESS THAN THE CURRENT C ORDER NQ, NQ IS REDUCED TO MAXORD, AND A NEW H CHOSEN ACCORDINGLY. C IF H IS TO BE CHANGED, YH MUST BE RESCALED. C IF H OR METH IS BEING CHANGED, IALTH IS RESET TO L = NQ + 1 C TO PREVENT FURTHER CHANGES IN H FOR THAT MANY STEPS. C----------------------------------------------------------------------- 100 IPUP = MITER LMAX = MAXORD + 1 IF (IALTH .EQ. 1) IALTH = 2 IF (METH .EQ. MEO) GO TO 110 CALL CFODE (METH, ELCO, TESCO) MEO = METH IF (NQ .GT. MAXORD) GO TO 120 IALTH = L IRET = 1 GO TO 150 110 IF (NQ .LE. MAXORD) GO TO 160 120 NQ = MAXORD L = LMAX DO 125 I = 1,L 125 EL(I) = ELCO(I,NQ) NQNYH = NQ*NYH RC = RC*EL(1)/EL0 EL0 = EL(1) CONIT = 0.5D0/DBLE(NQ+2) DDN = VNORM (N, SAVF, EWT)/TESCO(1,L) EXDN = 1.0D0/DBLE(L) RHDN = 1.0D0/(1.3D0*DDN**EXDN + 0.0000013D0) RH = DMIN1(RHDN,1.0D0) IREDO = 3 IF (H .EQ. HOLD) GO TO 170 RH = DMIN1(RH,DABS(H/HOLD)) H = HOLD GO TO 175 C----------------------------------------------------------------------- C CFODE IS CALLED TO GET ALL THE INTEGRATION COEFFICIENTS FOR THE C CURRENT METH. THEN THE EL VECTOR AND RELATED CONSTANTS ARE RESET C WHENEVER THE ORDER NQ IS CHANGED, OR AT THE START OF THE PROBLEM. C----------------------------------------------------------------------- 140 CALL CFODE (METH, ELCO, TESCO) 150 DO 155 I = 1,L 155 EL(I) = ELCO(I,NQ) NQNYH = NQ*NYH RC = RC*EL(1)/EL0 EL0 = EL(1) CONIT = 0.5D0/DBLE(NQ+2) GO TO (160, 170, 200), IRET C----------------------------------------------------------------------- C IF H IS BEING CHANGED, THE H RATIO RH IS CHECKED AGAINST C RMAX, HMIN, AND HMXI, AND THE YH ARRAY RESCALED. IALTH IS SET TO C L = NQ + 1 TO PREVENT A CHANGE OF H FOR THAT MANY STEPS, UNLESS C FORCED BY A CONVERGENCE OR ERROR TEST FAILURE. C----------------------------------------------------------------------- 160 IF (H .EQ. HOLD) GO TO 200 RH = H/HOLD H = HOLD IREDO = 3 GO TO 175 170 RH = DMAX1(RH,HMIN/DABS(H)) 175 RH = DMIN1(RH,RMAX) RH = RH/DMAX1(1.0D0,DABS(H)*HMXI*RH) R = 1.0D0 DO 180 J = 2,L R = R*RH DO 180 I = 1,N 180 YH(I,J) = YH(I,J)*R H = H*RH RC = RC*RH IALTH = L IF (IREDO .EQ. 0) GO TO 690 C----------------------------------------------------------------------- C THIS SECTION COMPUTES THE PREDICTED VALUES BY EFFECTIVELY C MULTIPLYING THE YH ARRAY BY THE PASCAL TRIANGLE MATRIX. C RC IS THE RATIO OF NEW TO OLD VALUES OF THE COEFFICIENT H*EL(1). C WHEN RC DIFFERS FROM 1 BY MORE THAN CCMAX, IPUP IS SET TO MITER C TO FORCE PJAC TO BE CALLED, IF A JACOBIAN IS INVOLVED. C IN ANY CASE, PJAC IS CALLED AT LEAST EVERY MSBP STEPS. C----------------------------------------------------------------------- 200 IF (DABS(RC-1.0D0) .GT. CCMAX) IPUP = MITER IF (NST .GE. NSLP+MSBP) IPUP = MITER TN = TN + H I1 = NQNYH + 1 DO 215 JB = 1,NQ I1 = I1 - NYH CDIR$ IVDEP DO 210 I = I1,NQNYH 210 YH1(I) = YH1(I) + YH1(I+NYH) 215 CONTINUE C----------------------------------------------------------------------- C UP TO MAXCOR CORRECTOR ITERATIONS ARE TAKEN. A CONVERGENCE TEST IS C MADE ON THE R.M.S. NORM OF EACH CORRECTION, WEIGHTED BY THE ERROR C WEIGHT VECTOR EWT. THE SUM OF THE CORRECTIONS IS ACCUMULATED IN THE C VECTOR ACOR(I). THE YH ARRAY IS NOT ALTERED IN THE CORRECTOR LOOP. C----------------------------------------------------------------------- 220 M = 0 DO 230 I = 1,N 230 Y(I) = YH(I,1) IERR = 0 CALL F (NEQ, TN, Y, SAVF, IERR) IF (IERR .LT. 0) RETURN NFE = NFE + 1 IF (IPUP .LE. 0) GO TO 250 C----------------------------------------------------------------------- C IF INDICATED, THE MATRIX P = I - H*EL(1)*J IS REEVALUATED AND C PREPROCESSED BEFORE STARTING THE CORRECTOR ITERATION. IPUP IS SET C TO 0 AS AN INDICATOR THAT THIS HAS BEEN DONE. C----------------------------------------------------------------------- IERR = 0 CALL PJAC (NEQ, Y, YH, NYH, EWT, ACOR, SAVF, WM, IWM, F, JAC, 1 IERR) IF (IERR .LT. 0) RETURN IPUP = 0 RC = 1.0D0 NSLP = NST CRATE = 0.7D0 IF (IERPJ .NE. 0) GO TO 430 250 DO 260 I = 1,N 260 ACOR(I) = 0.0D0 270 IF (MITER .NE. 0) GO TO 350 C----------------------------------------------------------------------- C IN THE CASE OF FUNCTIONAL ITERATION, UPDATE Y DIRECTLY FROM C THE RESULT OF THE LAST FUNCTION EVALUATION. C----------------------------------------------------------------------- DO 290 I = 1,N SAVF(I) = H*SAVF(I) - YH(I,2) 290 Y(I) = SAVF(I) - ACOR(I) DEL = VNORM (N, Y, EWT) DO 300 I = 1,N Y(I) = YH(I,1) + EL(1)*SAVF(I) 300 ACOR(I) = SAVF(I) GO TO 400 C----------------------------------------------------------------------- C IN THE CASE OF THE CHORD METHOD, COMPUTE THE CORRECTOR ERROR, C AND SOLVE THE LINEAR SYSTEM WITH THAT AS RIGHT-HAND SIDE AND C P AS COEFFICIENT MATRIX. C----------------------------------------------------------------------- 350 DO 360 I = 1,N 360 Y(I) = H*SAVF(I) - (YH(I,2) + ACOR(I)) CALL SLVS (WM, IWM, Y, SAVF) IF (IERSL .LT. 0) GO TO 430 IF (IERSL .GT. 0) GO TO 410 DEL = VNORM (N, Y, EWT) DO 380 I = 1,N ACOR(I) = ACOR(I) + Y(I) 380 Y(I) = YH(I,1) + EL(1)*ACOR(I) C----------------------------------------------------------------------- C TEST FOR CONVERGENCE. IF M.GT.0, AN ESTIMATE OF THE CONVERGENCE C RATE CONSTANT IS STORED IN CRATE, AND THIS IS USED IN THE TEST. C----------------------------------------------------------------------- 400 IF (M .NE. 0) CRATE = DMAX1(0.2D0*CRATE,DEL/DELP) DCON = DEL*DMIN1(1.0D0,1.5D0*CRATE)/(TESCO(2,NQ)*CONIT) IF (DCON .LE. 1.0D0) GO TO 450 M = M + 1 IF (M .EQ. MAXCOR) GO TO 410 IF (M .GE. 2 .AND. DEL .GT. 2.0D0*DELP) GO TO 410 DELP = DEL IERR = 0 CALL F (NEQ, TN, Y, SAVF, IERR) IF (IERR .LT. 0) RETURN NFE = NFE + 1 GO TO 270 C----------------------------------------------------------------------- C THE CORRECTOR ITERATION FAILED TO CONVERGE. C IF MITER .NE. 0 AND THE JACOBIAN IS OUT OF DATE, PJAC IS CALLED FOR C THE NEXT TRY. OTHERWISE THE YH ARRAY IS RETRACTED TO ITS VALUES C BEFORE PREDICTION, AND H IS REDUCED, IF POSSIBLE. IF H CANNOT BE C REDUCED OR MXNCF FAILURES HAVE OCCURRED, EXIT WITH KFLAG = -2. C----------------------------------------------------------------------- 410 IF (MITER .EQ. 0 .OR. JCUR .EQ. 1) GO TO 430 ICF = 1 IPUP = MITER GO TO 220 430 ICF = 2 NCF = NCF + 1 RMAX = 2.0D0 TN = TOLD I1 = NQNYH + 1 DO 445 JB = 1,NQ I1 = I1 - NYH CDIR$ IVDEP DO 440 I = I1,NQNYH 440 YH1(I) = YH1(I) - YH1(I+NYH) 445 CONTINUE IF (IERPJ .LT. 0 .OR. IERSL .LT. 0) GO TO 680 IF (DABS(H) .LE. HMIN*1.00001D0) GO TO 670 IF (NCF .EQ. MXNCF) GO TO 670 RH = 0.25D0 IPUP = MITER IREDO = 1 GO TO 170 C----------------------------------------------------------------------- C THE CORRECTOR HAS CONVERGED. JCUR IS SET TO 0 C TO SIGNAL THAT THE JACOBIAN INVOLVED MAY NEED UPDATING LATER. C THE LOCAL ERROR TEST IS MADE AND CONTROL PASSES TO STATEMENT 500 C IF IT FAILS. C----------------------------------------------------------------------- 450 JCUR = 0 IF (M .EQ. 0) DSM = DEL/TESCO(2,NQ) IF (M .GT. 0) DSM = VNORM (N, ACOR, EWT)/TESCO(2,NQ) IF (DSM .GT. 1.0D0) GO TO 500 C----------------------------------------------------------------------- C AFTER A SUCCESSFUL STEP, UPDATE THE YH ARRAY. C CONSIDER CHANGING H IF IALTH = 1. OTHERWISE DECREASE IALTH BY 1. C IF IALTH IS THEN 1 AND NQ .LT. MAXORD, THEN ACOR IS SAVED FOR C USE IN A POSSIBLE ORDER INCREASE ON THE NEXT STEP. C IF A CHANGE IN H IS CONSIDERED, AN INCREASE OR DECREASE IN ORDER C BY ONE IS CONSIDERED ALSO. A CHANGE IN H IS MADE ONLY IF IT IS BY A C FACTOR OF AT LEAST 1.1. IF NOT, IALTH IS SET TO 3 TO PREVENT C TESTING FOR THAT MANY STEPS. C----------------------------------------------------------------------- KFLAG = 0 IREDO = 0 NST = NST + 1 HU = H NQU = NQ DO 470 J = 1,L DO 470 I = 1,N 470 YH(I,J) = YH(I,J) + EL(J)*ACOR(I) IALTH = IALTH - 1 IF (IALTH .EQ. 0) GO TO 520 IF (IALTH .GT. 1) GO TO 700 IF (L .EQ. LMAX) GO TO 700 DO 490 I = 1,N 490 YH(I,LMAX) = ACOR(I) GO TO 700 C----------------------------------------------------------------------- C THE ERROR TEST FAILED. KFLAG KEEPS TRACK OF MULTIPLE FAILURES. C RESTORE TN AND THE YH ARRAY TO THEIR PREVIOUS VALUES, AND PREPARE C TO TRY THE STEP AGAIN. COMPUTE THE OPTIMUM STEP SIZE FOR THIS OR C ONE LOWER ORDER. AFTER 2 OR MORE FAILURES, H IS FORCED TO DECREASE C BY A FACTOR OF 0.2 OR LESS. C----------------------------------------------------------------------- 500 KFLAG = KFLAG - 1 TN = TOLD I1 = NQNYH + 1 DO 515 JB = 1,NQ I1 = I1 - NYH CDIR$ IVDEP DO 510 I = I1,NQNYH 510 YH1(I) = YH1(I) - YH1(I+NYH) 515 CONTINUE RMAX = 2.0D0 IF (DABS(H) .LE. HMIN*1.00001D0) GO TO 660 IF (KFLAG .LE. -3) GO TO 640 IREDO = 2 RHUP = 0.0D0 GO TO 540 C----------------------------------------------------------------------- C REGARDLESS OF THE SUCCESS OR FAILURE OF THE STEP, FACTORS C RHDN, RHSM, AND RHUP ARE COMPUTED, BY WHICH H COULD BE MULTIPLIED C AT ORDER NQ - 1, ORDER NQ, OR ORDER NQ + 1, RESPECTIVELY. C IN THE CASE OF FAILURE, RHUP = 0.0 TO AVOID AN ORDER INCREASE. C THE LARGEST OF THESE IS DETERMINED AND THE NEW ORDER CHOSEN C ACCORDINGLY. IF THE ORDER IS TO BE INCREASED, WE COMPUTE ONE C ADDITIONAL SCALED DERIVATIVE. C----------------------------------------------------------------------- 520 RHUP = 0.0D0 IF (L .EQ. LMAX) GO TO 540 DO 530 I = 1,N 530 SAVF(I) = ACOR(I) - YH(I,LMAX) DUP = VNORM (N, SAVF, EWT)/TESCO(3,NQ) EXUP = 1.0D0/DBLE(L+1) RHUP = 1.0D0/(1.4D0*DUP**EXUP + 0.0000014D0) 540 EXSM = 1.0D0/DBLE(L) RHSM = 1.0D0/(1.2D0*DSM**EXSM + 0.0000012D0) RHDN = 0.0D0 IF (NQ .EQ. 1) GO TO 560 DDN = VNORM (N, YH(1,L), EWT)/TESCO(1,NQ) EXDN = 1.0D0/DBLE(NQ) RHDN = 1.0D0/(1.3D0*DDN**EXDN + 0.0000013D0) 560 IF (RHSM .GE. RHUP) GO TO 570 IF (RHUP .GT. RHDN) GO TO 590 GO TO 580 570 IF (RHSM .LT. RHDN) GO TO 580 NEWQ = NQ RH = RHSM GO TO 620 580 NEWQ = NQ - 1 RH = RHDN IF (KFLAG .LT. 0 .AND. RH .GT. 1.0D0) RH = 1.0D0 GO TO 620 590 NEWQ = L RH = RHUP IF (RH .LT. 1.1D0) GO TO 610 R = EL(L)/DBLE(L) DO 600 I = 1,N 600 YH(I,NEWQ+1) = ACOR(I)*R GO TO 630 610 IALTH = 3 GO TO 700 620 IF ((KFLAG .EQ. 0) .AND. (RH .LT. 1.1D0)) GO TO 610 IF (KFLAG .LE. -2) RH = DMIN1(RH,0.2D0) C----------------------------------------------------------------------- C IF THERE IS A CHANGE OF ORDER, RESET NQ, L, AND THE COEFFICIENTS. C IN ANY CASE H IS RESET ACCORDING TO RH AND THE YH ARRAY IS RESCALED. C THEN EXIT FROM 690 IF THE STEP WAS OK, OR REDO THE STEP OTHERWISE. C----------------------------------------------------------------------- IF (NEWQ .EQ. NQ) GO TO 170 630 NQ = NEWQ L = NQ + 1 IRET = 2 GO TO 150 C----------------------------------------------------------------------- C CONTROL REACHES THIS SECTION IF 3 OR MORE FAILURES HAVE OCCURED. C IF 10 FAILURES HAVE OCCURRED, EXIT WITH KFLAG = -1. C IT IS ASSUMED THAT THE DERIVATIVES THAT HAVE ACCUMULATED IN THE C YH ARRAY HAVE ERRORS OF THE WRONG ORDER. HENCE THE FIRST C DERIVATIVE IS RECOMPUTED, AND THE ORDER IS SET TO 1. THEN C H IS REDUCED BY A FACTOR OF 10, AND THE STEP IS RETRIED, C UNTIL IT SUCCEEDS OR H REACHES HMIN. C----------------------------------------------------------------------- 640 IF (KFLAG .EQ. -10) GO TO 660 RH = 0.1D0 RH = DMAX1(HMIN/DABS(H),RH) H = H*RH DO 645 I = 1,N 645 Y(I) = YH(I,1) IERR = 0 CALL F (NEQ, TN, Y, SAVF, IERR) IF (IERR .LT. 0) RETURN NFE = NFE + 1 DO 650 I = 1,N 650 YH(I,2) = H*SAVF(I) IPUP = MITER IALTH = 5 IF (NQ .EQ. 1) GO TO 200 NQ = 1 L = 2 IRET = 3 GO TO 150 C----------------------------------------------------------------------- C ALL RETURNS ARE MADE THROUGH THIS SECTION. H IS SAVED IN HOLD C TO ALLOW THE CALLER TO CHANGE H ON THE NEXT STEP. C----------------------------------------------------------------------- 660 KFLAG = -1 GO TO 720 670 KFLAG = -2 GO TO 720 680 KFLAG = -3 GO TO 720 690 RMAX = 10.0D0 700 R = 1.0D0/TESCO(2,NQU) DO 710 I = 1,N 710 ACOR(I) = ACOR(I)*R 720 HOLD = H JSTART = 1 RETURN C----------------------- END OF SUBROUTINE STODE ----------------------- END