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The type of a matrix entry.
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returns the number of columns. | ||
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returns the number of rows. | ||
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returns the entry at position (row, column). Precondition: row number_of_rows() and column number_of_columns(). | ||
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replace
column old with column number new. Precondition: old, new number_of_columns(). | ||
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returns
a new Matrix consisting of all rows of m with even index,
(i.e. first row is row of m, second row is row of
m etc.). Precondition: number_of_rows() . | ||
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deletes the
rightmost columns, such that m becomes quadratic. Precondition: number_of_columns() number_of_rows(). Postcondition: number_of_rows() number_of_columns(). |
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