134,296 reputation
589229
bio website math.ubc.ca/~israel
location Richmond, Canada
age
visits member for 3 years, 7 months
seen 6 hours ago

I'm an Emeritus Associate Professor of Mathematics at University of British Columbia and an Optimization Algorithms Researcher at D-Wave Systems in Burnaby BC


7h
answered Orthogonal Matrices and Similarity Transforms
14h
answered How to prove or disprove this infinite sum of Bessel functions is zero
15h
answered Solve this tough fifth degree equation.
1d
answered Existence and uniqueness for the ODE $y''-y^{1/3}=0$
1d
answered How to find distribution of kth highest of n iid's?
1d
answered How do I apply the product log function (W(x)) to this equation?
1d
answered On a linear 3x3 system of differential equations with repeated eigenvalues.
1d
answered What does $\mathbb{R}$-invariant mean for a measure?
1d
answered what kind of b should be if $\cos(bx)=\sin^2x+1$
1d
answered $X$ is a normed vector space and $T:X\to X$ is a function that has a closed graph, does $T$ map closed sets to closed sets?
1d
answered Gamma function in $C^{2}$
1d
answered Bounding the difference of random variables by coupling.
1d
answered Convergence series $\sum_{n=1}^\infty n\sin\left(\frac{1}{n^2}\right)$
2d
answered Convergence with respect to the graph norm
Oct
22
answered Recognising that $\sum_{n=0}^\infty \frac{a^2-b^2(2n+1)^2}{(a^2+b^2(2n+1)^2)^2}=-\frac{\pi^2\mathrm{sech}^2\left(\frac{a\pi}{2b}\right)}{8b^2}$
Oct
21
answered Find sum of this convergent series
Oct
21
answered Conditional Expectation of Binomial Given $X \leq x$
Oct
21
answered Can Cayley-Menger Determinant Be Negative?
Oct
21
answered A strange 3rd order ODE
Oct
21
answered Analytical solution for bound state energies of infinite well