petsc-master 2019-12-15
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PetscIsCloseAtTol

Returns whether the two floating point numbers are close at given relative and absolute tolerances.

Synopsis

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

Input Parameter

a - first floating point number
b - second floating point number
rtol - relative tolerance
atol - absolute tolerances

Notes: https://www.python.org/dev/peps/pep-0485/

Level

beginner

Location

src/sys/utils/mathclose.c
Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages