dladiv.f (3) - Linux Manuals
NAME
dladiv.f -
SYNOPSIS
Functions/Subroutines
subroutine dladiv (A, B, C, D, P, Q)
DLADIV performs complex division in real arithmetic, avoiding unnecessary overflow.
Function/Subroutine Documentation
subroutine dladiv (double precisionA, double precisionB, double precisionC, double precisionD, double precisionP, double precisionQ)
DLADIV performs complex division in real arithmetic, avoiding unnecessary overflow.
Purpose:
-
DLADIV performs complex division in real arithmetic a + i*b p + i*q = --------- c + i*d The algorithm is due to Robert L. Smith and can be found in D. Knuth, The art of Computer Programming, Vol.2, p.195
Parameters:
-
A
A is DOUBLE PRECISION
BB is DOUBLE PRECISION
CC is DOUBLE PRECISION
DD is DOUBLE PRECISION The scalars a, b, c, and d in the above expression.
PP is DOUBLE PRECISION
QQ is DOUBLE PRECISION The scalars p and q in the above expression.
Author:
-
Univ. of Tennessee
Univ. of California Berkeley
Univ. of Colorado Denver
NAG Ltd.
Date:
- September 2012
Definition at line 91 of file dladiv.f.
Author
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