PetscIsCloseAtTol

Returns whether the two PetscReal numbers are close at a given relative and absolute tolerances https://www.python.org/dev/peps/pep-0485/.

Synopsis

PetscBool PetscIsCloseAtTol(PetscReal a, PetscReal b, PetscReal rtol, PetscReal atol)

Input Parameters

• a - first floating point number

• b - second floating point number

• rtol - relative tolerance

• atol - absolute tolerances

See Also

PetscIsCloseAtTolScalar(), PetscEqualReal(), PetscEqualScalar()

Level

beginner

Location

src/sys/utils/mathclose.c

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