java boolean subtraction

[yytan]

hi there;
i need help on this.

i dont understand what does it mean by boolean subtraction:

A = 1234 B = 4321

If A - B (boolean subtraction)

what is the output?

rgd/ yokeyew

 

[sedj]

It appears to be a graphic modelling term :

"boolean subtraction is when you subtract or remove one object from another creating an effect like a dent or a hole."

http://www.trancetronics.com/programs/3dmax/0010_Boolean_Subtraction.php

 

[yytan]

ok;

10s for ur info ;-)