26 Answers votes newest views recent 5What are the most attractive Turing undecidable problems in mathematics? 24Fiction books about mathematicians? 20Computing the Galois group of a polynomial 13What is the high-concept explanation on why real numbers are useful in number theory? 3Is no proof based on “tertium non datur” sufficient any more after Gödel? 5Importance of Log Convexity of the Gamma Function 6Non-standard models of finite set theory 14How often are irrational numbers well-approximated by rationals? 1Continued fractions using all natural integers 9Why can Diophantine equations represent exponential growth? 3A question about open induction 1Solving a system of equations/inequalities that have trigonometric functions on the left-hand side 2“Linear algebra” over Z/nZ - reference please! 10Does there exist a holomorphic function which takes given values on the positive integers? 3Searching for an inhomogeneous diophantine approximation algorithm 3Real number happens to be an integer 2Bounds on squarefree numbers 2Computation of inverses modulo p followup 2Implication of Polignac’s conjecture on prime distribution in models of PA 9First order decidability of rings vs Diophantine decidability 4Decision Procedure for Inequalities between Homogeneous Polynomials 5Computable rings similar to Z 3References on techniques for solving equations with discontinuous functions such as floor and ceiling? 1Are there ever exotic isomorphisms between quotients of F[x]? 8Sets of integers represented by degree zero rational functions 2Real-closed fields minus existentials for Presburger-like power and multiplication?