7,268 reputation
21340
bio website quoll.uwaterloo.ca
location waterloo
age 65
visits member for 4 years, 11 months
seen 37 mins ago
Professor at University of Waterloo in C&O

34m
reviewed No Action Needed How to prove $\lim _{ \delta\rightarrow {0}^{+}}\int_{a}^{b} F_{\delta}(x)dx=0 ? $
14h
comment Who first defined quantum integers?
Gauss used Gaussian binomial coefficients, and quantum integers are special cases of these.
1d
reviewed Close Where can I find the classification of groups of order 8p?
2d
reviewed Close Bender's decomposition with overlapping y variables
2d
reviewed No Action Needed Representations of the two dimensional non-abelian Lie algebra
Oct
18
reviewed Close How is constrained optimization done?
Oct
17
answered Gauss Codes that produce classical knots as opposed to virtual knots
Oct
16
reviewed Close Löwenheim–Skolem as an argument for discrete mathematics?
Oct
14
reviewed Close Variance along the regression line
Oct
14
reviewed Close Squares sum problem
Oct
13
reviewed Close How to solve a non-homogeneous quadratic matrix equation?
Oct
13
comment current status of combinatorial optimization solvers
The question is not well-posed. For example there are very effective routines for TSP, instances involving thousands of cities have been solved. On the other hand, colouring problems are much more difficult.
Oct
12
comment The rank and eigenvalues of the operator $T(M) = AM - MA$ on the space of matrices
Use Kronecker products.
Oct
12
reviewed Close A question regarding Kingman's theorem as described in “Ergodic Theorems” book written by Ulrich Krengel
Oct
11
reviewed Approve suggested edit on Consistent price index
Oct
10
reviewed Close The periodic architecture underlying the natural numbers
Oct
10
reviewed Close Looking for algorithms based on sorting
Oct
10
reviewed No Action Needed Correct definition of a Gerstenhaber algebra in the DG setting
Oct
9
reviewed Close About “absolute proof” of Arithmetic consistency
Oct
9
reviewed Close Largest eigenvalue of the sum of hermitian matricies