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May
12
reviewed Close How don I find all solutions to $\sec(3 \theta)=1$ with $\theta$ in degrees?
May
12
reviewed Close $\text{Gal}(L|K)$ not abelian
May
11
reviewed Reviewed How do I prove $\sec^2 \frac{a}{2}=\frac{2\sec a}{1+\sec a}$?
May
11
reviewed Looks OK “Powers” to a Power: MultipLY
May
11
reviewed Close How is Goedel's 1st incompleteness theorem related to the Axioms of a theory
May
11
reviewed Leave Open Are surjective polynomial maps injective?
May
11
reviewed Close If a tree has order 2 or more, then the minimum cut set is 1.
May
11
reviewed Leave Open Find a complete sufficient statistics, or show that one does not exist
May
11
revised Show that $x$ is an algebraic number? Where $x$ is…
deleted 4 characters in body
May
11
reviewed Reject Show that $x$ is an algebraic number? Where $x$ is…
May
11
revised Prove: $\lim\limits_{(x,y)\to (0,0)}\frac{xy}{(x^2+y^2)^\frac12}=0$
edited title
May
11
reviewed Close Improving concentration and stamina when solving difficult problems.
May
11
reviewed Close What is the chance of this dice appearing twice in a row?
May
11
reviewed Close Partitions of Natural Numbers
May
11
reviewed Close Generate exponential random values in a given range
May
10
reviewed Looks OK Find the marginal pdf of $X$
May
10
comment Literature to the ring $\mathbb{Z}[\phi]$ where $\phi=\frac{1+\sqrt{5}}{2}$ is the golden ratio
Related: Golden Number Theory
May
10
reviewed Close How to solve this limit? Step by step please
May
10
reviewed Leave Open Find the value of $a^m+1/a^m+a^{2m}+1/a^{2m}$
May
10
reviewed Leave Open $G\times G\cong H\times H\Longrightarrow G\cong H$ for $G$ ACC and DCC