Mercurial > octave-antonio

comparison scripts/sparse/ilu.m @ 19153:431dc1da050c

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
doc: Periodic spellcheck of documentation. * aspell-octave.en.pws: Add new words to Octave's exception dictionary. * ichol.m, ilu.m, lscov.m: Use @nospell macro around certain words.
author Rik <rik@octave.org>
date Mon, 22 Sep 2014 21:12:53 -0700
parents 4630a18757b3
children 76a6ba7d65d0
comparison
equal deleted inserted replaced
19152:0f9c5a15c8fa 19153:431dc1da050c
43 ## Perform ILU factorization with 0 level of fill in, known as ILU(0). With 43 ## Perform ILU factorization with 0 level of fill in, known as ILU(0). With
44 ## type set to @qcode{"nofill"}, only the @code{milu} option is used; all other 44 ## type set to @qcode{"nofill"}, only the @code{milu} option is used; all other
45 ## fields are ignored. 45 ## fields are ignored.
46 ## 46 ##
47 ## @item @qcode{"crout"} 47 ## @item @qcode{"crout"}
48 ## Perform the Crout version of ILU factorization, known as ILUC@. With type 48 ## Perform the @nospell{Crout} version of ILU factorization, known as
49 ## set to @qcode{crout}, only the @code{droptol} and @code{milu} options are 49 ## @nospell{ILUC}@. With type set to @qcode{crout}, only the @code{droptol}
50 ## used; all other fields are ignored. 50 ## and @code{milu} options are used; all other fields are ignored.
51 ## 51 ##
52 ## @item @qcode{"ilutp"} 52 ## @item @qcode{"ilutp"}
53 ## (default) Performs ILU factorization with threshold and pivoting. 53 ## (default) Performs ILU factorization with threshold and pivoting.
54 ## @end table 54 ## @end table
55 ## 55 ##
56 ## If type is not specified, the ILU factorization with pivoting ILUTP is 56 ## If type is not specified, the ILU factorization with pivoting @nospell{ILUTP}
57 ## performed. Pivoting is never performed with type set to @qcode{"nofill"} or 57 ## is performed. Pivoting is never performed with type set to @qcode{"nofill"}
58 ## @qcode{"crout"}. 58 ## or @qcode{"crout"}.
59 ## 59 ##
60 ## @item droptol 60 ## @item droptol
61 ## Drop tolerance of the incomplete LU factorization. @code{droptol} is a 61 ## Drop tolerance of the incomplete LU factorization. @code{droptol} is a
62 ## non-negative scalar. The default value is 0, which produces the complete 62 ## non-negative scalar. The default value is 0, which produces the complete
63 ## LU factorization. 63 ## LU factorization.