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Diffstat (limited to 'manual/math.texi')
-rw-r--r-- | manual/math.texi | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/manual/math.texi b/manual/math.texi index cc29cd6..9c0552d 100644 --- a/manual/math.texi +++ b/manual/math.texi @@ -1406,6 +1406,8 @@ a previous call to @var{initstate} or @var{setstate}. The return value is the previous value of the state information array. You can use this value later as an argument to @code{setstate} to restore that state. + +If the function fails the return value is @code{NULL}. @end deftypefun @node SVID Random |