Mercurial > hg > octave-lyh
diff src/DLD-FUNCTIONS/minmax.cc @ 4522:abdcb14e598d
[project @ 2003-09-28 22:04:01 by jwe]
author | jwe |
---|---|
date | Sun, 28 Sep 2003 22:04:01 +0000 |
parents | a9560cebae6e |
children | 9f7ef92b50b0 |
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--- a/src/DLD-FUNCTIONS/minmax.cc +++ b/src/DLD-FUNCTIONS/minmax.cc @@ -275,56 +275,96 @@ DEFUN_DLD (min, args, nargout, "-*- texinfo -*-\n\ +@deftypefn {Mapping Function} {} min (@var{x}, @var{y})\n\ +@deftypefnx {Mapping Function} {[@var{w}, @var{iw}] =} min (@var{x})\n\ +@cindex Utility Functions\n\ For a vector argument, return the minimum value. For a matrix\n\ argument, return the minimum value from each column, as a row\n\ -vector. Thus,\n\ +vector.\n\ +For two matrices (or a matrix and scalar),\n\ +return the pair-wise minimum.\n\ +Thus,\n\ \n\ @example\n\ min (min (@var{x}))\n\ @end example\n\ \n\ @noindent\n\ -returns the smallest element of @var{x}.\n\ +returns the smallest element of @var{x}, and\n\ +\n\ +@example\n\ +@group\n\ +min (2:5, pi)\n\ + @result{} 2.0000 3.0000 3.1416 3.1416\n\ +@end group\n\ +@end example\n\ +@noindent\n\ +compares each element of the range @code{2:5} with @code{pi}, and\n\ +returns a row vector of the minimum values.\n\ \n\ For complex arguments, the magnitude of the elements are used for\n\ comparison.\n\ \n\ -If called with two output arguments, also returns the index of the\n\ +If called with one input and two output arguments,\n\ +@code{min} also returns the first index of the\n\ minimum value(s). Thus,\n\ +\n\ @example\n\ +@group\n\ [x, ix] = min ([1, 3, 0, 2, 5])\n\ + @result{} x = 0\n\ + ix = 3\n\ +@end group\n\ @end example\n\ -\n\ -@noindent\n\ -returns @var{x} = 0 and @var{ix} = 3.") +@end deftypefn") { MINMAX_BODY (min); } DEFUN_DLD (max, args, nargout, "-*- texinfo -*-\n\ +@deftypefn {Mapping Function} {} max (@var{x}, @var{y})\n\ +@deftypefnx {Mapping Function} {[@var{w}, @var{iw}] =} max (@var{x})\n\ +@cindex Utility Functions\n\ For a vector argument, return the maximum value. For a matrix\n\ argument, return the maximum value from each column, as a row\n\ -vector. Thus,\n\ +vector.\n\ +For two matrices (or a matrix and scalar),\n\ +return the pair-wise maximum.\n\ +Thus,\n\ \n\ @example\n\ max (max (@var{x}))\n\ @end example\n\ \n\ @noindent\n\ -returns the largest element of @var{x}.\n\ +returns the largest element of @var{x}, and\n\ +\n\ +@example\n\ +@group\n\ +max (2:5, pi)\n\ + @result{} 3.1416 3.1416 4.0000 5.0000\n\ +@end group\n\ +@end example\n\ +@noindent\n\ +compares each element of the range @code{2:5} with @code{pi}, and\n\ +returns a row vector of the maximum values.\n\ \n\ For complex arguments, the magnitude of the elements are used for\n\ comparison.\n\ \n\ -If called with two output arguments, also returns the index of the\n\ +If called with one input and two output arguments,\n\ +@code{max} also returns the first index of the\n\ maximum value(s). Thus,\n\ +\n\ @example\n\ -[x, ix] = max([1, 3, 5, 2, 5])\n\ +@group\n\ +[x, ix] = max ([1, 3, 5, 2, 5])\n\ + @result{} x = 5\n\ + ix = 3\n\ +@end group\n\ @end example\n\ -\n\ -@noindent\n\ -returns @var{x} = 5 and @var{ix} = 3.") +@end deftypefn") { MINMAX_BODY (max); }