Csub - Analog Devices VISUALDSP++ 3.5 Manual

DSP Run-Time Library Reference

csub

complex subtraction
Synopsis
#include <complex.h>
complex_float csubf (complex_float a, complex_float b)
complex_double csub (complex_double a, complex_double b)
complex_fract16 csub_fr16 (complex_fract16 a, complex_fract16 b)
Description
This function computes the complex subtraction of two complex inputs
and , and returns the result.
b
Algorithm
Re(c) = Re(a)
Im(c) = Im(a)
Domain
38
-3.4 x 10 to +3.4 x 10
-1.0 to 1.0
4-56
–
Re(b)
–
Im(b)
38
VisualDSP++ 3.5 C/C++ Compiler and Library Manual
for
csubf( ), csub( )
for
csub_fr16( )
for ADSP-219x DSPs
a