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Scilab help >> Scilab > Scilab keywords > minus

minus

(-) subtraction operator, sign changes

Calling Sequence

X-Y
-Y

Arguments

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

Subtraction

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

Subtraction may also be defined for other data types through "soft-coded" operations (see overloading).

Examples

[1,2]-1
[]-2

%s-2
1/%s-2

See Also

  • addf — symbolic addition
  • mtlb_mode — switch Matlab like operations
  • plus — (+) addition operator
  • overloading — display, functions and operators overloading capabilities
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Last updated:
Mon Oct 01 17:34:33 CEST 2012