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Dec
18
answered Is {(1, 1), (2, 2)} symmetric and/or antisymmetric?
Dec
15
revised The UFD field lemma
edited tags
Dec
15
revised Does localization preserve reducedness?
edited tags
Dec
15
awarded  Organizer
Dec
15
revised Abstract Algebra - Cyclic Subgroups with a Proper Subgroup of Infinite Order
edited tags
Dec
15
revised Integral classes in de Rham cohomology
edited tags
Dec
15
revised A question on notation: What does $\nabla |\vec{a} \times \vec{r}|^n$ mean?
improve readability with vectors
Dec
8
awarded  Caucus
Sep
24
awarded  Autobiographer
Sep
10
answered What is the meaning of this (potentially humorous) mathematical equation?
Jul
2
awarded  Curious
May
16
reviewed Leave Open Area of a part of a square
May
12
awarded  Nice Question
Apr
18
awarded  Excavator
Apr
18
revised How to prove $\cos \frac{2\pi }{5}=\frac{-1+\sqrt{5}}{4}$?
Corrected final expression
Mar
20
awarded  Yearling
Jan
3
awarded  Vox Populi
Jan
3
awarded  Talkative
Jan
3
awarded  Suffrage
Dec
21
reviewed No Action Needed Darboux's theorem of several variables