minus
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Name

minus — (-) substraction operator, sign changes

Calling Sequence

X-Y
-Y

Parameters

X

scalar or vector or matrix of numbers, polynomials or rationals. It may also be a syslin list

Y

scalar or vector or matrix of numbers, polynomials or rationals. It may also be a syslin list

Description

Substraction

For numeric operands substraction as its usual meaning. If one of the operands is a matrix and the other one a scalar the the operation is performed element-wise. if Y==[] X is returned; if X==[] -Y is returned.

Substraction may also be defined for other data types through "soft-coded" operations.

Examples

 
[1,2]-1
[]-2

%s-2
1/%s-2
"cat"+"enate"

See Also

addf, mtlb_mode
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