<< cosh

Trigonometric functions

cospi >>

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cosm

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Computes the matrix cosine of a square matrix.

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Syntax

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res = cosm(x)

Input argument

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x

a numeric value: scalar or square matrix

Output argument

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res

a numeric value: a square matrix

Description

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cosm(x) computes the matrix cosine of x.

Example

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A = eye(3, 3);
res = cosm(A)
A = [1, 2; 3, 4];
res = cosm(A)

See also

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cos.

History

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Version	Description
1.0.0	initial version

Author

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Allan CORNET