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visits member for 1 year, 11 months
seen Dec 14 at 15:03

Kids in rectangles irritating sick urchins rattling foxes, directory.kirisurf.org lol


Feb
12
accepted Greedy algorithm to make change “getting stuck”
Jan
23
accepted How to make recursive computation of $I_n=\int_0^1 \frac{x^n}{x+\alpha}\,dx$ stable?
Nov
20
accepted Proving that $2^n$ is greater than a binomial expression
Nov
16
accepted No idea how to prove this property about symmetric matrices
Nov
8
accepted Why does $e$ seem to be an intuitive number?
Oct
29
accepted Completely baffled by this question involving putting matrices in matrices
Oct
10
accepted Having trouble understanding this proposition from my textbook.
Oct
1
accepted Is matrix multiplication by an invertible matrix one-to-one and onto?
Sep
10
accepted Proving that similar matrices have identical ranks
Aug
12
accepted Keep on getting wrong value for linear regression $\beta$ estimator derivation
Aug
8
accepted Is this the correct way to derive the generating series?
Aug
8
accepted Generating functions for election results
Aug
8
accepted Proving the existence of a unique planar embedding
Aug
1
accepted Proving that a “prime graph” is connected
Jul
19
accepted Finding a planar graph satisfying these properties
Jul
10
accepted Strange graph theory problem
Jul
8
accepted Finding an unbiased estimator for the negative binomial distribution
Jul
8
accepted Getting generating functions for a weirdly-defined weight function
Jul
8
accepted Why do we use a $z$-test rather than a $t$-test when estimating an appropriate sample size?
Jun
28
accepted Proving that a graph is NOT bipartite