Web Directory

» L-functions and Random Matrix Theory
   Conjectures and open problems concerning L-functions, focussing on the areas in which there has been recent progress using results from Random Matrix Theory. Maintained at AIM.
   http://www.aimath.org/WWN/lrmt/

» Mathematician's Secret Room
   Unsolved problems in Number Theory. English and Japanese text by Hisanori Mishima.
   http://www.asahi-net.or.jp/~KC2H-MSM/mathland/overview.htm

» Number Theory Conjectures
   A collection of easily stated conjectures which are still open. Each conjecture is stated along with a collection of references.
   http://www.math.umbc.edu/~campbell/Math413Fall98/Conjectures.html

» Unsolved Problems and Conjectures
   Regarding equal sums of like powers, compiled by Chen Shuwen.
   http://euler.free.fr/eslp/unsolve.htm

» Unsolved Problems and Rewards
   By Clark Kimberling. Offers prizes for solutions of some problems in number theory.
   http://faculty.evansville.edu/ck6/integer/unsolved.html