MathOverview
Reputation
5,817
67/100 score
 1d reviewed Leave Open Most magical Franklin square 1d reviewed Leave Open Isomorphic subfields of $\mathbb C$ 1d reviewed Close Schur-Zassenhaus theorem for abelian normal Hall $\pi$-subgroup of $G$ 1d revised If $A$ and $B$ are arbitrary $n \times n$ matrices, prove that $(A^TB^TBA)$ is symmetric added 1026 characters in body 1d reviewed Close Probability issue given a Bayesian Network 1d reviewed Close Boolean Algebra Simplication $(A+B)(A+C)$ 1d reviewed Close Laplace transform of a signal? 1d reviewed Leave Open Turing Instabilities 1d reviewed Leave Open If $\lim_{n \rightarrow \infty} \frac{a_{n+1}}{a_n} = 0$, can $\sum_0^\infty a_n$ be rational? 1d reviewed Close Functions $g(x)/h(x),h(x)/f(x)$ are constant 1d reviewed Close Fourier Sine Transform of the derivative of a function 1d reviewed Close Quantitative Comparison in GRE 1d answered If $A$ and $B$ are arbitrary $n \times n$ matrices, prove that $(A^TB^TBA)$ is symmetric Apr 30 reviewed Approve find the equation of the diameter which passes through the origin. Apr 25 revised On the Constant Rank Theorem and the Frobenius Theorem for differential equations. edited body Apr 23 awarded Necromancer Apr 1 revised Show that curvature and torsion are $κ = \frac{\left|γ'∧γ''\right|}{\left|γ'\right|^3}$ and $\tau = \frac{(γ'∧γ'')\cdot γ'''}{\left|γ'∧γ''\right|^2}$ edited title Mar 25 reviewed Close Proof involving conditional expectation Mar 25 reviewed Close Is it possible to calculate $\sin(\alpha)$ (and other trigonometric functions) as a rational number? Mar 25 reviewed Close Proving $f\colon S \to S$; $f(x) = 1/x$ is bijective