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epub |eng | 2017-08-02 | Author:Jerome S. Meyer

All even powers of i are either −1 or +1 and whenever you see i2 you can be sure that it is –1, while i4 is +1 and so on. ...
( Category: Sudoku August 3,2019 )
epub |eng | 2001-07-06 | Author:Stefan Fatsis [Fatsis, Stefan]

Lester played in the first New York Scrabble tournament. It was staged in the late 1960s by the proprietor of a new games parlor on 72nd Street between Broadway and ...
( Category: Scrabble May 4,2019 )