LAPACK 3.12.0
LAPACK: Linear Algebra PACKage
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◆ dlaisnan()

logical function disnan::dlaisnan ( real(wp)  x,
real(wp)  y 
)

Definition at line 51 of file la_xisnan.F90.

52 use la_constants, only: wp=>dp
53 real(wp) :: x, y
54 dlaisnan = ( x.ne.y )
dlaisnan
logical function dlaisnan(din1, din2)
DLAISNAN tests input for NaN by comparing two arguments for inequality.
Definition dlaisnan.f:74
la_constants::dp
integer, parameter dp
Definition la_constants.f90:89
la_constants
LA_CONSTANTS is a module for the scaling constants for the compiled Fortran single and double precisi...
Definition la_constants.f90:40
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