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LAPACK
3.5.0
LAPACK: Linear Algebra PACKage
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Functions/Subroutines | |
LOGICAL function | disnan (DIN) |
DISNAN tests input for NaN. |
LOGICAL function disnan | ( | double precision | DIN | ) |
DISNAN tests input for NaN.
Download DISNAN + dependencies [TGZ] [ZIP] [TXT]DISNAN returns .TRUE. if its argument is NaN, and .FALSE. otherwise. To be replaced by the Fortran 2003 intrinsic in the future.
[in] | DIN | DIN is DOUBLE PRECISION Input to test for NaN. |
Definition at line 60 of file disnan.f.