User:Noosfractal/Unsolved problems in mathematics
Unsolved problems
[edit]- Is the Euler-Mascheroni constant a rational number?
- Is π a normal number?
- Are π and e algebraically independent?
Sites listing unsolved problems
[edit]- article at mathworld http://mathworld.wolfram.com/UnsolvedProblems.html
- category page at mathworld http://mathworld.wolfram.com/topics/UnsolvedProblems.html
- http://directory.google.com/Top/Science/Math/Research/Open_Problems/
- The Open Problems Project http://maven.smith.edu/~orourke/TOPP/
- Kirby's 360 page list of open problems in Topology http://math.berkeley.edu/~kirby/
- Graph Theory and Combinatorics http://www.math.uiuc.edu/~west/openp/
- Open Problems Column Archive http://www.math.uiuc.edu/~west/pcol/pcolink.html
- Kimberling's Open Problems http://faculty.evansville.edu/ck6/integer/unsolved.html
- Eremenko's Open Problems http://www.math.purdue.edu/~eremenko/uns.html
- Eppstein's Open Problems in Geometry http://www.ics.uci.edu/~eppstein/junkyard/open.html
- Most wanted at mathpages.com http://www.mathpages.com/home/mwlist.htm
Books discussing unsolved problems
[edit]- Fan Chung; Ron Graham (1999). Erdos on Graphs : His Legacy of Unsolved Problems. AK Peters. ISBN 156881111X.
{{cite book}}: CS1 maint: multiple names: authors list (link) - Hallard T. Croft; Kenneth J. Falconer; Richard K. Guy (1994). Unsolved Problems in Geometry. Springer. ISBN 0387975063.
{{cite book}}: CS1 maint: multiple names: authors list (link) - Richard K. Guy (2004). Unsolved Problems in Number Theory. Springer. ISBN 0387208607.
- Victor Klee; Stan Wagon (1996). Old and New Unsolved Problems in Plane Geometry and Number Theory. The Mathematical Association of America. ISBN 0883853159.
{{cite book}}: CS1 maint: multiple names: authors list (link) - Florentin Smarandache (2000). Definitions, Solved and Unsolved Problems, Conjectures, and Theorems in Number Theory and Geometry. Amer Research. ISBN 187958574X.