random_norm Function

private function random_norm(mean, sigma)

Arguments

Type IntentOptional AttributesName
real(kind=rp), intent(in) :: mean
real(kind=rp), intent(in) :: sigma

Return Value real(kind=rp)


Contents

Source Code


Source Code

FUNCTION random_norm(mean,sigma)
	REAL(rp), INTENT(IN) :: mean
	REAL(rp), INTENT(IN) :: sigma
	REAL(rp) :: random_norm
	REAL(rp) :: rand1, rand2

	call RANDOM_NUMBER(rand1)
	call RANDOM_NUMBER(rand2)

	random_norm = SQRT(-2.0_rp*LOG(1.0_rp-rand1))*COS(2.0_rp*C_PI*rand2);
END FUNCTION random_norm