149,460 reputation
595247
bio website math.ubc.ca/~israel
location Richmond, Canada
age
visits member for 3 years, 10 months
seen 7 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


8h
answered an Integral of the gaussian
14h
answered Integral $\int_0^{\infty}\cos(a_0+a_1x+a_2x^2)\frac{1}{x^2+\frac{1}{4}}dx$
1d
answered Closed linear operator
1d
answered Newton's Method: Found a case where it doesn't work. Why?
1d
answered Derivative over scalar field with respect to fixed point proof.
1d
answered Inversing badly-conditioned square matrix: methodology
1d
answered Study the convergence of $\int_1^\infty \frac{\arctan x }{x^2}dx$
1d
answered Does a function relationship for a specific $y$ hold for any?
2d
answered Solving $y'(t)=\frac{1}{t^2+y^2(t)}$
2d
answered Generality of a solution of a nonlinear PDE
2d
answered Mutually exclusive AND independent event (help with examples)
2d
answered Integrate $2^{x^2}$
2d
answered Is complemented subspace of complemented subspace is complemented?
2d
answered Fixed Point Iteration Method
2d
answered the sum of two unbounded normal operators
2d
answered Show that given $N$ iid variates $X_i$ uniform on (0,1), $P(\max(\{x_i\} > \frac{1}{2}\sum x_i)$ is $\frac{1}{( N-1)!}$
Jan
29
answered Find all reals $x$ such that $(x^3+2x)^\frac{1}{5}=(x^5-2x)^\frac{1}{3}$
Jan
29
answered Algebraic relations between trigonometric numbers
Jan
28
answered Does this operator equation have solutions?
Jan
28
answered Is it possible to have simultaneously $\int_I(f(x)-\text{sin} x)^2 dx\leq \frac{4}{9}$ and $\int_I(f(x)-\text{cos} x)^2 dx\leq \frac{1}{9}$?