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Science -> Math -> Number Theory -> Open Problems




ABC Conjecture | Catalan Conjecture | Collatz Problem | Goldbach Conjecture

Number Theory Conjectures
A collection of easily stated conjectures which are still open. Each conjecture is stated along with a collection of references.

Seva Lev's Problem Page
A collection of research problems.

Unsolved Problems and Rewards
By Clark Kimberling. Offers prizes for solutions of some problems in number theory.



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