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Jul
10
answered Linear dependence of multivariable functions
Jul
9
comment Entropy and conditional probability given several variables
log of product = sum of logs
Jul
7
revised Evaluating $\int_0^{\infty} \log\left(1-2\frac{\cos(2a)}{x^2}+\frac{1}{x^4}\right)^2 \ dx, \quad 0\le a \le \pi $
added 84 characters in body
Jul
7
answered Evaluating $\int_0^{\infty} \log\left(1-2\frac{\cos(2a)}{x^2}+\frac{1}{x^4}\right)^2 \ dx, \quad 0\le a \le \pi $
Jul
7
comment I know what I need to do but dont know how to apply: the question related to The first order approximation theorem
With $\sin(2x - 2y) - 2x - 2y$ the limit would not be $0$. Try e.g. $x = 0$.
Jul
7
answered Bounds on a mapping from unit disc to left half plane
Jul
4
answered Recurrence relation with periodic function
Jul
4
answered Binomial-like Sum
Jul
3
awarded  Revival
Jul
3
answered Is the largest number of zero eigenvalues at least 2
Jul
1
answered What does the inverse Fourier transform of a constant non-zero function look like.
Jul
1
answered Expected Value for a Sequential Poisson Random Variable
Jul
1
comment Expected Value for a Sequential Poisson Random Variable
Rats and mice are different species. which is it?
Jul
1
answered Large system of equations using wolfram alpha.
Jul
1
answered Just a curiosity about an integer
Jul
1
comment Just a curiosity about an integer
In fact it seems to be $k$ (of course you must assume $k \ne -1,0,1$).
Jul
1
answered About the essential supremum of a function
Jul
1
revised What are the first 3 digits of the product of the first 1000 fibonacci numbers
added 77 characters in body
Jul
1
answered What are the first 3 digits of the product of the first 1000 fibonacci numbers
Jul
1
comment differential equation with parameter
You can easily find $x(t,0)$.