PlanetMath (more info)
 Math for the people, by the people.
Encyclopedia | Requests | Forums | Docs | Wiki | Random | RSS  
Login
create new user
name:
pass:
forget your password?
Main Menu
sections
Encyclopædia
Papers
Books
Expositions

meta
Requests (235)
Orphanage
Unclass'd
Unproven (515)
Corrections (23)
Classification

talkback
Polls
Forums
Feedback
Bug Reports

downloads
Snapshots
PM Book

information
News
Docs
Wiki
ChangeLog
TODO List
Legalese
About
Encyclopedia by subject

00A08 - General :: General and miscellaneous specific topics :: Recreational mathematics

  1. 15 Puzzle owned by PrimeFan
  2. cabtaxi number owned by PrimeFan
  3. empirical proof that solving opposing faces of a Rubik's cube does not necessarily solve the middle layer owned by PrimeFan
  4. index of important irrational constants owned by PrimeFan
  5. large integers that are or might be the smallest of their kind owned by Mravinci
  6. list of fictional mathematicians owned by PrimeFan
  7. nonogram owned by mps
  8. small integers that are or might be the largest of their kind owned by Mravinci
  9. sudoku owned by Mravinci
  10. taxicab numbers owned by alozano
  11. top ten coolest numbers owned by rspuzio

Show empty categories:
[ up | top ]