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Mathematics

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First question with score of 1 or more.
Awarded 271427 times.
Is this proof of the Gaussian Integral valid?
Awarded Nov 5 at 13:20
Injectivity implies left inverse in Bishop's constructive mathematics
Awarded Nov 5 at 11:24
Sufficient conditions for representing the matrice $U$ as $B^\top B^{-1}$
Awarded Nov 5 at 11:09
Are all natural numbers (except 1 and 2) part of at least one primitive pythagorean triplet?
Awarded Nov 5 at 11:09
AMC 10 Mock Test Geometry Problem: why is the answer 110 and not 140? [closed]
Awarded Nov 5 at 7:56
Forms of the quadratic equation
Awarded Nov 5 at 7:26
Prove that only those points satisfying y-y1=m(x-x1) can lie on the line L passing through P1(x1,y1) with slope m.
Awarded Nov 5 at 7:09
Some Questions on Görtz's Algebraic Geometry (Vol. 1), Exercise 7.24
Awarded Nov 5 at 6:46
(post deleted or otherwise unavailable)
Awarded Nov 5 at 4:25
On the probability of finding an empty bathroom
Awarded Nov 5 at 0:22
Defining holomorphic charts at ramification points of a branched cover to the Riemann sphere
Awarded Nov 4 at 23:37
About a problem with the number of prime factors: $\omega(n + k) - \omega(n) = N$
Awarded Nov 4 at 16:41
A conjecture about a difference expression of $n$ positive numbers
Awarded Nov 4 at 10:13
Reason why doing these steps on squares always results in 8
Awarded Nov 4 at 7:10
A clock has an hour, minute, and second hand. Which of the three hands is most likely to bisect the angle created by the other two?
Awarded Nov 4 at 6:54
Find $\frac{N_r}{D_r}$ for small $x$.
Awarded Nov 4 at 3:26
what is $\lim_{n \to \infty} \frac{1}{n} \sum_{k=1}^n \frac{\log(n - k + 2)}{\log(k + 1)}$
Awarded Nov 4 at 2:01
Why does the leading coefficient of a quadratic trinomial resemble some sort of a slope?
Awarded Nov 3 at 23:38
Closed form for $\sum_{k=1}^{n-1} k \cot\left(\frac{\pi k}{n}\right)$ and its generalizations
Awarded Nov 3 at 21:17
Contradiction in ODE theory?
Awarded Nov 3 at 16:56
Analytic continuation of complex series with circle method (Taylor series expansion) beyond the region of convergence
Awarded Nov 3 at 16:42
Explain why the function $\exp(z^2)$ has an antiderivative on the whole complex plane. [closed]
Awarded Nov 3 at 16:42
How do I do the math necessary to make these five matrices multiplied together equal the result shown?
Awarded Nov 3 at 15:56
Question on Local Connectedness, Connectedness, and Product Space
Awarded Nov 3 at 15:41
Understanding changes in a polyhedron structure when there are perturbations on the restrictions vector
Awarded Nov 3 at 15:31
Invariant Patterns in the Geometric Analysis of Primes [closed]
Awarded Nov 3 at 13:17
(post deleted or otherwise unavailable)
Awarded Nov 3 at 13:00
Find a function where the difference at two points a fixed distance apart equals another function [closed]
Awarded Nov 3 at 11:28
Uniform Continuity Real Analysis Proof
Awarded Nov 3 at 10:22
compute $\int\limits_{0}^{1} \frac{\sinh^{-1} \left( \sqrt{\frac{1}{2+x}} \right)}{\sqrt{3 - 2x - x^2}} \, \textrm dx$
Awarded Nov 3 at 7:18
Is this function periodic? What's its period? $f(x)=\frac{a+b\cos(x_1-x)}{(c+d\cos(x_1-x))^{3/2}} $
Awarded Nov 3 at 7:18
Show that there is no Hamilton cycle in the graph below which contains exactly one of the edges e1 and e2.
Awarded Nov 3 at 5:53
Combinatorial (no induction) proof: $a_n\le 2^{n-1}$ for $(1,1,1)$ and $a_n<2^{n+1}$ for $(0,1,2)$?
Awarded Nov 3 at 5:21
compute $\lim_{n \to \infty} \frac{x_n}{\log n}$ where $x_{n+1} = \frac{1}{n} \sum_{m=1}^n \left(1 + \frac{x_m}{n}\right)^{n/2}, \quad n \geq 1.$
Awarded Nov 3 at 2:42
(post deleted or otherwise unavailable)
Awarded Nov 2 at 23:57
inequality $\frac{x^2 + y^2}{x + y} \geq \frac{x + y}{2}$ [closed]
Awarded Nov 2 at 23:19
Errata in "Lambda-Calculus and Combinators, an Introduction" [closed]
Awarded Nov 2 at 22:17
(post deleted or otherwise unavailable)
Awarded Nov 2 at 19:11
(post deleted or otherwise unavailable)
Awarded Nov 2 at 19:11
(post deleted or otherwise unavailable)
Awarded Nov 2 at 16:35
Zeros of quaternion functions
Awarded Nov 2 at 16:19
The number of infinite clusters in Bernoulli percolation is a random variable [closed]
Awarded Nov 2 at 14:55
Hungarian Method Algorithm
Awarded Nov 2 at 13:31
Are analytifications in Berkovich geometry strict k-analytic spaces?
Awarded Nov 2 at 8:27
Expected value of the logarithm of a sum of exponentially-growing values.
Awarded Nov 2 at 7:41
Exponential Equation with different bases and a constant
Awarded Nov 2 at 7:35
Is there an algorithm for finding the smallest value using a given set of fractions?
Awarded Nov 2 at 2:36
Evaluating the definite integral of an absolute value involving trigonometric functions
Awarded Nov 1 at 22:06
the limit of variance and expectation
Awarded Nov 1 at 16:57
Does $x=y$ imply $ x \leq y$ and $ x \geq y$ (Proof verification). [closed]
Awarded Nov 1 at 16:49
(post deleted or otherwise unavailable)
Awarded Nov 1 at 16:24
Question About Covering Spaces in Algebraic Topology
Awarded Nov 1 at 11:07
Polynomial multiplication with complex numbers
Awarded Nov 1 at 10:19
How do concentrated (nodal) forces manifest in the weak form of the linear elasticity pde?
Awarded Nov 1 at 10:10
Is the set of all sums of all tuples in $\Bbb{Z}^n$ countably infinite?
Awarded Nov 1 at 6:07
Why does this surplus-weighted Dirichlet sum reproduce the Riemann zeta function so closely?
Awarded Nov 1 at 4:57
How can I evaluate $\int \frac{\left(x+2\right)^{\frac{1}{6}}}{\sqrt{\left(x+2\right)^{\frac{1}{3}}+1}}\:dx$
Awarded Nov 1 at 3:41
Average area of triangle formed by sticks
Awarded Nov 1 at 2:07
Does every prime number greater than 5 eventually enter the cycle {7, 8} under the factor-sum+1 iteration.
Awarded Oct 31 at 21:28
Landau's theorem (Converse of Holder's inequality)
Awarded Oct 31 at 18:51
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