sub

Command: sub


Synopsis
n1 n2 sub -> n3
a1 a2 sub -> a3

Description
sub can be used to subtract numbers and arrays.

If applied to numbers sub returns the difference of the numbers. If one
of the arguments is a double the result is also a double.

Applied to arrays sub perfoms a per-component subtraction of the two
arrays. The components must be numbers however integer and double
values may be mixed.

Note that the two arrays must be of the same size.


File
lib/sli/mathematica.sli
Author
docu by Sirko Straube (adopted from add)

Examples

5 2 sub -> 3
5.0 2 sub -> 3.0
[5 7] [3 4] sub -> [2 3]
[3 4] 1 sub -> [2 3]

SeeAlso