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An expert is a man who has made all the mistakes, which can be made, in a very narrow field. (Niels Bohr)


Oct
28
reviewed Reviewed Matching pdf with the Inverted Gamma Distribution
Oct
28
reviewed Reviewed Diagonizable and Invertible linear functions in $C^2$
Oct
28
reviewed Approve suggested edit on Verifying proof that set of all group homomorphisms is an abelian group
Oct
28
reviewed Reject suggested edit on Finding the integral $\int_{0}^{\infty }\frac{1}{(4x-3)(4x-1)}\,dx$.
Oct
28
reviewed Close $y=ab^x $solve for $x$. How can I accomplish this?
Oct
28
reviewed Leave Open If $T_n:H\to H$ ($n=1,2,\dots$) are normal linear operators and $T_n\to T$, show that $T$ is a normal linear operator.
Oct
28
reviewed Close Difference between power series method and Frobenius method
Oct
28
reviewed Close Discrete math proof by contrapositive?
Oct
28
reviewed Close Find the distance between circles centers
Oct
28
reviewed Close Algorithm working with exact real numbers
Oct
28
reviewed Close Is this ring a well known ring and if so how is it called?
Oct
28
reviewed Close Geometric vs Arithmetic returns differences
Oct
28
reviewed Leave Open Is $\mathbb{R}\setminus\mathbb{Q}$ a union of countable family of closed sets?
Oct
28
reviewed Approve suggested edit on Solving second order partial differential equation
Oct
26
reviewed Approve suggested edit on System of equations (contest problem)
Oct
24
reviewed Close Prove that theorems about trace of matrix:
Oct
23
reviewed No Action Needed Is the ring of entire functions coherent?
Oct
23
reviewed Close How do i solve this equation?
Oct
23
reviewed Leave Open Finding supremum in $S=\{q\in\Bbb Q:q<x\}$
Oct
23
reviewed Close Probability exercise easy