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Method: [C, ia, ib] = union (A, B)

Set union.

Computes the union of two tables. The union is defined to be the unique row values which are present in either of the two input tables.

Returns: C - A table containing all the unique row values present in A or B. ia - Row indexes into A of the rows from A included in C. ib - Row indexes into B of the rows from B included in C.