SISNAN (3) - Linux Manuals
LOGICAL function sisnan (realSIN)
SISNAN tests input for NaN.
SISNAN returns .TRUE. if its argument is NaN, and .FALSE. otherwise. To be replaced by the Fortran 2003 intrinsic in the future.
SIN is REAL Input to test for NaN.
Univ. of Tennessee
Univ. of California Berkeley
Univ. of Colorado Denver
- September 2012
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