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A new puzzle every Saturday. Solutions one week later.

Nov 21-27, 2009

Puzzle 515. Phi(Phi(x))

Date News Who
 

20-Nov-09

 Puzzle 514 Jacques Tramu, Torbjörn Alm, J. K. Andersen, Luca Poletti, Giovanni Resta & Farid Lian
Puzzle 225 Farideh Firrozbakht
13-Nov-09 Puzzle 513 J.K. Andersen, Jan van Delden, Jacques Tramu, Farid Lian, Luca Poletti, Giovanni Resta & Farideh Firoozbakht.
6-Nov-09 Puzzle 512 Farid Lian, Farideh Firoozbakht, Seiji Tomita, Jacques Tramu, Torbjörn Alm, Jim Howell, Fred Schneider, Jan van Delden, Luca Poletti & J. K. Andersen.

 

 

 

These pages will be updated every Saturday morning -- Last Modified on: Saturday, 21-Nov-2009 05:37:55 CST

"Many thanks to Martha Rivera, Miguel H. Rivera and  G. L. Honaker, Jr. for reviewing and correcting the  very first version of these pages, May 1998 "

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