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location Berkeley, CA
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visits member for 2 years, 1 month
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1d
revised Cyclic Group Presentation
added 133 characters in body
Jul
20
revised Simplify the expression by using a Double-Angle Formula or a Half-Angle Formula.
deleted 10 characters in body
Jul
14
revised What is the Probability?
added 9 characters in body
Jul
6
revised prove $ab\in A$, if $A=\{x^3+y^3+z^3-3xyz\mid x,y,z\in \mathbb Z\}$, $a,b\in A$
Cleaned up LaTeX and grammar
Jun
27
revised Three phase voltage system of polynomial equations
fixed grammar
Apr
13
revised How find this system $a^2+b^2=3,a^2+c^2+ac=4,b^2+c^2+\sqrt{3}bc=7$
General formatting
Mar
28
revised How to get a sum on a recursive infinite progression?
used standard English terminology
Dec
11
revised Find a normal extension over $\mathbb{Q}$ of degree 3
added 34 characters in body
Nov
19
revised $G=\langle a,b\mid aba=b^2,bab=a^2\rangle$ is not metabelian of order $24$
deleted 2 characters in body
Nov
19
revised Discriminants and Galois groups
deleted 2 characters in body
Nov
9
revised How would I characterize ${\rm Gal}(\Bbb Q(ΞΆ_{24})/\Bbb Q(i))$ up to isomorphism?
added 23 characters in body
Nov
2
revised Showing that $\bigcap_{n=1}^{\infty}V_n\neq \emptyset$
added 44 characters in body
Oct
20
revised Roots of unity in $\mathbb{C}$ sum of roots
added 2 characters in body
Oct
20
revised Roots of unity in $\mathbb{C}$ sum of roots
deleted 129 characters in body
Oct
17
revised Let $x$ , $y$ be the basis of a free abelian group of rank 2, prove that $2x+3y$ and $ x-y$ generate a free subgroup
added 148 characters in body
Oct
5
revised The primes $p$ of the form $p = -(4a^3 + 27b^2)$
added 135 characters in body
Oct
2
revised Find a group with four elements in which every element is its own inverse
added 173 characters in body
Sep
29
revised computing the galois group of a polynomial
added 2 characters in body
Sep
29
revised computing the galois group of a polynomial
added 2 characters in body
Sep
28
revised Locus of points generates several very different curves. Closed form?
Some sign changes