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seen Jul 30 at 23:17

Math Grad Student


May
17
comment Lifting maps of quotient modules
Right again... sorry.
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
added 116 characters in body
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
added 67 characters in body
May
3
suggested suggested edit on permutations tag wiki excerpt
May
3
wiki created permutations excerpt