- fx+ I1 I2procedure
- fx- I1 I2procedure
- fx* I1 I2procedure
- fx/ I1 I2procedure
- fxmax I1 I2procedure
- fxmin I1 I2procedure
- fxand I1 I2procedure
- fxior I1 I2procedure
- fxxor I1 I2procedure
- fxmod I1 I2procedure
- fxrem I1 I2procedure
- fxshr I1 I2procedure
- fxshl I1 I2procedure
- fx= I1 I2procedure
- fx> I1 I2procedure
- fx< I1 I2procedure
- fx>= I1 I2procedure
- fx<= I1 I2procedure
- fxnot I1procedure
- fxneg I1procedure
- fxeven? I1procedure
- fxodd? I1procedure
- fxlen I1procedure
Fixnum (integer) operations.