A new puzzle every Saturday. Solutions one week later.

Mar-18-2016
982 weeks, 1016 pages
18 years + 9 months +23 days
982x7 = 6874 days since
May-23-1998

Puzzle 871. Claudio Meller 1476

Date New Who
Mar-17-17 Conjecture 7

Conjecture 30

Reza Farhadian

Reza Farhadian, Mr. Jahangeer Kholdi by Farideh Firoozbakht

Mar-3-17 The BOINC-project.


Puzzle 865

Problems 66 and 53

Puzzle 839

Problem 20

Natalia Makarova send this announcement.

Jan van Delden updates his contribution to Puzzle 865

Emmanuel Vantieghem


Dmitry Kamenetsky

Letsko Vladimir

Feb-24-17 Puzzle 865 Jan van Delden
Feb-17-17 Puzzle 867

Problem 65

Emmanuel Vantieghem

Dmitry Kamenetsky

Feb-10-17 Puzzle 866 Jan van Delden, Emmanuel Vantieghem

 

 

 

 


These pages will be updated every Saturday morning -- Last Modified on: Friday, 17-Mar-2017 19:17:48 MDT

"Many thanks to Martha Rivera, Miguel H. Rivera and  G. L. Honaker, Jr. for reviewing and correcting the  very first version of these pages, dated on May 23, 1998 "

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