SUB

SUB

Usage:

SUB A B

Inputs:

A	number or vector
B	number or vector

Outputs:

Y	number or vector (same type as A)

Function:

Subtract input B from A.

If A and B are numbers:	Y = A-B
If A is a vector and B a number:	Y[i] = A[i]-B
If A and B are vectors:	Y[i] = A[i]-B[i]