Complex Multiplication (public domain)
by Daniel Bishop (http://www.ticalc.org/archives/files/authors/35/3568.html)
2001-02-10

This program multiplies 2 complex numbers together.

Prgm_:CPXMULT
:Disp "C1=A+BI"
:Input A
:Input B
:Disp "C2=C+DI"
:Input C
:Input D
:AC-BD -> E
:AB+BC -> F
:ClrHome
:Disp "C1*C2=E+FI"
:Disp "E="
:Disp E
:Disp "F="
:Disp F