![]() |
LAPACK
3.7.0
LAPACK: Linear Algebra PACKage
|
logical function sisnan | ( | real | SIN | ) |
SISNAN tests input for NaN.
Download SISNAN + dependencies [TGZ] [ZIP] [TXT]
SISNAN returns .TRUE. if its argument is NaN, and .FALSE. otherwise. To be replaced by the Fortran 2003 intrinsic in the future.
[in] | SIN | SIN is REAL Input to test for NaN. |
Definition at line 61 of file sisnan.f.