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1d
comment Two definitions for a smooth curve equal.
What do you mean by $\gamma'(t) \neq 0$, I'm not seeing what that would indicate if it were false.
Jul
9
asked What's a method of finding when a repititious multi-dimensional function repeats when clamped?
Jul
8
comment What is wrong in my proof that 90 = 95? Or is it correct?
If you scroll through the post really fast, it looks like an animation.
Jul
7
comment Product of Connected Spaces (2)
@ArthurFischer are you related to Daniel Fischer?
Jul
7
comment If an integral domain $R$ has a factorization basis, is it a UFD?
What does $R/\simeq$ form?
Jul
4
comment Surjective Homomorphism $D_{12}$
Is $D_{12}$ the symmetries of a regular hexagon?
Jul
4
answered can fractions be done on a regular caculator?
Jul
2
awarded  Curious
Jul
2
awarded  Inquisitive
Jul
1
comment How is addition different than multiplication?
What do you mean by generalization?
Jun
12
awarded  Good Answer
Jun
11
comment Derivative of a path.
You're problem statement isn't clear enough. For instance how is $s(t)$ "on the surface $F$"?
Jun
11
comment What is integration by parts, really?
This is the crapiest answer I've ever made and it nets me 160 points. Wtf... Just a consequence of the number of views I guess.
Jun
11
comment Aside from this two practical technique to compute any integral, what else?
You're never in chat any more.
Jun
9
awarded  Nice Answer
Jun
9
revised Help with understanding a proof about differentiating a real power series
added 2 characters in body
Jun
9
revised Help with understanding a proof about differentiating a real power series
added 452 characters in body
Jun
9
answered Help with understanding a proof about differentiating a real power series
Jun
9
answered What is integration by parts, really?
Jun
9
comment Szemeredi Trotter and additive combinatorics on A+AA
What if $|A|$ where $\geq \infty$. Then is the lower bound function (in terms of $|A|$) supposed to have some meaning there as well?