PETSc version 3.17.5
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PetscPDFSampleGaussian1D

Sample uniformly from a Gaussian distribution in 1D

Synopsis

#include "petscdt.h" 
PetscErrorCode PetscPDFSampleGaussian1D(const PetscReal p[], const PetscReal dummy[], PetscReal x[])
Not collective

Input Parameters

p - A uniform variable on [0, 1]
dummy - ignored

Output Parameter

x - Coordinate in [-\infty, \infty]

Note: http://www.mimirgames.com/articles/programming/approximations-of-the-inverse-error-function/ https://stackoverflow.com/questions/27229371/inverse-error-function-in-c

Level

beginner

Location

src/dm/dt/interface/dtprob.c
Index of all DT routines
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Index of all manual pages