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linalg[extend] - enlarge a matrix
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Calling Sequence
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extend(A, m, n, x)
extend(A, m, n)
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Parameters
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A
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matrix
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m, n
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non-negative integers
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x
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(optional) an expression
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Description
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The call extend(A, m, n, x) returns a new matrix which is a copy of the matrix A with m additional rows and n additional columns. The new entries are initialized to x.
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If the optional fourth argument x is omitted, then the matrix is extended by m rows and n columns but the entries in those rows and columns are not assigned.
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The command with(linalg,extend) allows the use of the abbreviated form of this command.
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