/[emacs]/emacs/lispref/numbers.texi
ViewVC logotype

Diff of /emacs/lispref/numbers.texi

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 1.20 by eliz, Sat Sep 8 17:42:52 2001 UTC revision 1.21 by eliz, Tue Feb 19 11:03:54 2002 UTC
# Line 1046  pi Line 1046  pi
1046  is out of range (outside [-1, 1]), then the result is a NaN.  is out of range (outside [-1, 1]), then the result is a NaN.
1047  @end defun  @end defun
1048    
1049  @defun atan arg  @defun atan y &optional x
1050  The value of @code{(atan @var{arg})} is a number between  The value of @code{(atan @var{y})} is a number between
1051  @ifnottex  @ifnottex
1052  @minus{}pi/2  @minus{}pi/2
1053  @end ifnottex  @end ifnottex
# Line 1061  pi/2 Line 1061  pi/2
1061  @tex  @tex
1062  @math{\pi/2}  @math{\pi/2}
1063  @end tex  @end tex
1064  (exclusive) whose tangent is @var{arg}.  (exclusive) whose tangent is @var{y}.  If the optional second
1065    argument @var{x} is given, the value of @code{(atan y x)} is the
1066    angle in radians between the vector @code{[@var{x}, @var{y}]} and the
1067    @code{X} axis.
1068  @end defun  @end defun
1069    
1070  @defun exp arg  @defun exp arg

Legend:
Removed from v.1.20  
changed lines
  Added in v.1.21

savannah-hackers-public@gnu.org
ViewVC Help
Powered by ViewVC 1.1.26