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sisnan.f(3) LAPACK sisnan.f(3)

NAME

sisnan.f -

SYNOPSIS

Functions/Subroutines


logical function sisnan (SIN)
 
SISNAN tests input for NaN.

Function/Subroutine Documentation

logical function sisnan (realSIN)

SISNAN tests input for NaN.
Purpose: 
 SISNAN returns .TRUE. if its argument is NaN, and .FALSE.
 otherwise.  To be replaced by the Fortran 2003 intrinsic in the
 future.
Parameters:
SIN 
          SIN is REAL
          Input to test for NaN.
Author:
Univ. of Tennessee
Univ. of California Berkeley
Univ. of Colorado Denver
NAG Ltd.
Date:
September 2012
Definition at line 60 of file sisnan.f.

Author

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