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seen Sep 27 '13 at 17:51

Math Grad Student


May
17
revised Lifting maps of quotient modules
added 10 characters in body
May
17
comment Lifting maps of quotient modules
Both maps are morphisms in $R$-mod.
May
17
comment Lifting maps of quotient modules
@Jack Thanks, you are right, $\bar{R}$ is not unital. I am not sure what structure you are asking about though.
May
17
asked Lifting maps of quotient modules
May
11
comment In (relatively) simple words: What is an inverse limit?
I too think of the Cauchy sequences analogy. This was suggested to me by D.N. Yetter. Good answer +1. Especially the last line, it is catchy and mnemonous.
May
10
comment Do localization and completion commute?
Didn't you just ask this on MO and get an answer.
May
8
comment references for learning about branch cuts/ branch points in complex analysis
Yayaya! Cool reference. +1!
May
8
answered references for learning about branch cuts/ branch points in complex analysis
May
5
comment String Theory: What to do?
Wow, biased much?
May
3
revised roots wiki excerpt
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May
3
revised quaternions wiki excerpt
added 121 characters in body
May
3
suggested suggested edit on roots tag wiki excerpt
May
3
wiki created roots excerpt
May
3
awarded  Tag Editor
May
3
suggested suggested edit on quaternions tag wiki excerpt
May
3
wiki created quaternions excerpt
May
3
revised permutations wiki excerpt
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May
3
suggested suggested edit on permutations tag wiki excerpt
May
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wiki created permutations excerpt
May
3
comment All homogeneous rings of a projective variety
Thanks Arturo, I considered that but was too lazy. :P