28 Answers votes newest views recent 2How to solve a specific multivariate recurrence relation (or general ones) 4Maximum vertical distance for a lattice path when NSEW steps are allowed 5Binomial coefficient in Andrews' partition book 4Random Sampling a linearly constrained region in n-dimensions… 10Identifying poisoned wines 6Multiplicative Convolution for Binomial Coefficients 4Asymptotic difference between a function and its “binomial average” 4Coin flipping and a recurrence relation 6Extending arithmetic functions to groups 2Expected second moment for random points on a circle 1Summation of a series of floor functions 15More open problems 3How does a tournament’s structure affect the likelihood that the best player will win? 0Least square given constraint on subcomponents 8What recent discoveries have amateur mathematicians made? 3Nontrivial question about fibonacci numbers? 5Can assignment solve stable marriage? 5What topics should be included in a calculus-for-the-liberal arts course? 1Some questions about Invexity 2Can subgradient infer convexity? 2Finding the determinant of a matrix with LU composition 1How to solve a generalization of the Coupon Collector’s problem 11What is the expected maximum out of a sample (size N) from a geometric distribution? (2) 2Combinatorial results without known combinatorial proofs 3what is the difference between the revised simplex method andthe full tableu? 3expected values over binomial distributions 3Second order Taylor expansion to solve system of equations 11Does War have infinite expected length?