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Top Questions
11
votes
Prove that trees have at least two vertices of degree one
discrete-mathematics
graph-theory
proof-verification
asked Apr 17, 2016 at 17:40
math.stackexchange.com
8
votes
Continuity of $\frac{2xy}{x^2+y^2}$ at $(0,0)$
limits
multivariable-calculus
asked Aug 25, 2014 at 10:10
math.stackexchange.com
6
votes
Finding continuity and differentiability of a multivariate function
calculus
multivariable-calculus
derivatives
continuity
partial-derivative
asked Sep 21, 2014 at 9:42
math.stackexchange.com
6
votes
Finding the limits of a multivariable function $\frac{x^2y^2}{x^4+y^2}$
limits
multivariable-calculus
asked Oct 15, 2014 at 9:18
math.stackexchange.com
5
votes
Proving dimension formula in linear algebra
linear-algebra
asked Feb 12, 2016 at 13:02
math.stackexchange.com
5
votes
Analytical Chemistry predicting the order of elution of compounds in a reverse phase HPLC
analytical-chemistry
chromatography
asked Jan 24, 2015 at 7:19
chemistry.stackexchange.com
5
votes
Do these two parametric equations represent the same curve?
parametric
asked Aug 16, 2014 at 10:37
math.stackexchange.com
Top Answers
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