Mercurial > octave-nkf
view libcruft/fftpack/zffti.f @ 7789:82be108cc558
First attempt at single precision tyeps
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corrections to qrupdate single precision routines
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prefer demotion to single over promotion to double
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Add single precision support to log2 function
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Trivial PROJECT file update
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Cache optimized hermitian/transpose methods
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Add tests for tranpose/hermitian and ChangeLog entry for new transpose code
author | David Bateman <dbateman@free.fr> |
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date | Sun, 27 Apr 2008 22:34:17 +0200 |
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subroutine zffti (n,wsave) implicit double precision (a-h,o-z) dimension wsave(*) if (n .eq. 1) return iw1 = n+n+1 iw2 = iw1+n+n call zffti1 (n,wsave(iw1),wsave(iw2)) return end