petsc-3.5.4 2015-05-23
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PetscIsNormal

Returns PETSC_TRUE if the input value satisfies isnormal()

Synopsis

#if defined(PETSC_USE_REAL___FLOAT128)
PetscBool PetscIsNormalScalar(PetscScalar a)

Input Parameter

a -the PetscRealValue

Notes: uses the C99 standard isnormal() on systems where they exist. Uses isnormalq() with __float128 Otherwises always returns true

Level:beginner
Location:
src/sys/utils/mathinf.c
Index of all Sys routines
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