Dimension Command

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Dimension[ <Object> ]
Gives the dimension of a vector or a Matrix.
Example:
Dimension[{1, 2, 0, -4, 3}] yields 5.
Example:
Dimension[{{1, 2}, {3, 4}, {5, 6}}] yields {3, 2}.

CAS Syntax

Dimension[ <Object> ]
Gives the dimension of a vector or matrix.
Example:
Dimension[{1, 2, 0, -4, 3}] yields 5.
Example:
Dimension[{{a, b}, {c, d}, {e, f}}] yields {3, 2}.
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