## [Maxima-commits] CVS: maxima/doc/info Special.texi,1.24,1.25

 [Maxima-commits] CVS: maxima/doc/info Special.texi,1.24,1.25 From: Raymond Toy - 2006-08-29 21:21:02 ```Update of /cvsroot/maxima/maxima/doc/info In directory sc8-pr-cvs7.sourceforge.net:/tmp/cvs-serv17187/doc/info Modified Files: Special.texi Log Message: Add documentation for scaled_bessel_i and friends. Index: Special.texi =================================================================== RCS file: /cvsroot/maxima/maxima/doc/info/Special.texi,v retrieving revision 1.24 retrieving revision 1.25 diff -u -d -r1.24 -r1.25 --- Special.texi 17 Apr 2006 14:02:52 -0000 1.24 +++ Special.texi 29 Aug 2006 21:20:53 -0000 1.25 @@ -410,6 +410,30 @@ @end deffn +@deffn {Function} scaled_bessel_i (@var{v}, @var{z}) + +The scaled modified Bessel function of the first kind of order +@math{v} and argument @math{z}. That is, @math{scaled_bessel_i(v,z) = +exp(-abs(z))*bessel_i(v, z)}. This function is particularly useful +for calculating @math{bessel_i} for large @math{z}, which is large. +However, maxima does not otherwise know much about this function. For +symbolic work, it is probably preferable to work with the expression +@code{exp(-abs(z))*bessel_i(v, z)}. + +@end deffn + +@deffn {Function} scaled_bessel_i0 (@var{z}) + +Identical to @code{scaled_bessel_i(0,z)}. + +@end deffn + +@deffn {Function} scaled_bessel_i1 (@var{z}) + +Identical to @code{scaled_bessel_i(1,z)}. + +@end deffn + @deffn {Function} beta (@var{x}, @var{y}) The beta function, defined as @code{gamma(x) gamma(y)/gamma(x + y)}. @c SEEMS LIKE THERE SHOULD BE MORE TO SAY HERE ```

 [Maxima-commits] CVS: maxima/doc/info Special.texi,1.24,1.25 From: Raymond Toy - 2006-08-29 21:21:02 ```Update of /cvsroot/maxima/maxima/doc/info In directory sc8-pr-cvs7.sourceforge.net:/tmp/cvs-serv17187/doc/info Modified Files: Special.texi Log Message: Add documentation for scaled_bessel_i and friends. Index: Special.texi =================================================================== RCS file: /cvsroot/maxima/maxima/doc/info/Special.texi,v retrieving revision 1.24 retrieving revision 1.25 diff -u -d -r1.24 -r1.25 --- Special.texi 17 Apr 2006 14:02:52 -0000 1.24 +++ Special.texi 29 Aug 2006 21:20:53 -0000 1.25 @@ -410,6 +410,30 @@ @end deffn +@deffn {Function} scaled_bessel_i (@var{v}, @var{z}) + +The scaled modified Bessel function of the first kind of order +@math{v} and argument @math{z}. That is, @math{scaled_bessel_i(v,z) = +exp(-abs(z))*bessel_i(v, z)}. This function is particularly useful +for calculating @math{bessel_i} for large @math{z}, which is large. +However, maxima does not otherwise know much about this function. For +symbolic work, it is probably preferable to work with the expression +@code{exp(-abs(z))*bessel_i(v, z)}. + +@end deffn + +@deffn {Function} scaled_bessel_i0 (@var{z}) + +Identical to @code{scaled_bessel_i(0,z)}. + +@end deffn + +@deffn {Function} scaled_bessel_i1 (@var{z}) + +Identical to @code{scaled_bessel_i(1,z)}. + +@end deffn + @deffn {Function} beta (@var{x}, @var{y}) The beta function, defined as @code{gamma(x) gamma(y)/gamma(x + y)}. @c SEEMS LIKE THERE SHOULD BE MORE TO SAY HERE ```