SlepcAbs#
Returns sqrt(x2+y2), taking care not to cause unnecessary overflow. It is based on LAPACK’s DLAPY2.
Synopsis#
static inline PetscReal SlepcAbs(PetscReal x,PetscReal y)
Not Collective
Input parameters#
x,y - the real numbers
Output parameter#
return - the result
Note#
This function is not available from Fortran.
Level#
developer
Location#
Index of all Sys routines Table of Contents for all manual pages Index of all manual pages