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Stamatis
  • Member for 3 years, 11 months
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  • Greece
13 votes
3 answers
827 views

How do I evaluate $\int \frac{x+1}{(x^2+1) \sqrt{x^2-6x+1}} dx$?

4 votes
2 answers
167 views

How do I evaluate $\int_{0}^{\infty}{\frac{\sqrt{x}\sin(\frac{\cos^3(x)}{x\sqrt x})}{\ln(x+1)}dx}$?

4 votes
1 answer
132 views

Difference of Hyperbolic foci and Spivak's Solution

4 votes
1 answer
61 views

Asymptotics on root $x = x_n \in [2\pi n, 2\pi n + \pi/2]$ of $\sin{x}=(\log{x})^{-1}$ [duplicate]

2 votes
2 answers
133 views

Find this limit without using L'Hopital's rule or Taylor Series

2 votes
1 answer
86 views

Linear Algebra Friedberg Exercise 1.7.7 Query

2 votes
0 answers
78 views

Prove that any ratio-preserving map of collinear points is affine

1 vote
0 answers
23 views

2nd Order ODE Quick Question

1 vote
1 answer
86 views

Tridiagonal matrix with main diagonal equal to 1, inverse 1-norm upper bound

1 vote
1 answer
53 views

Understanding $f \sim g \iff f = g \cdot (1+o(1))$

1 vote
1 answer
102 views

Clarification on the Definition of a Submanifold of $\mathbb{R}^N$ (and the differentiability of it's charts)

1 vote
0 answers
49 views

Show that a given procedure generates all rationals greater than 1

0 votes
1 answer
70 views

Find this limit without using L'Hopital's rule or Taylor Series

0 votes
1 answer
31 views

What is $\frac{dc}{dt}$ where $c(t) = (S\circ q)(t)$ for $S$ a surface and $q$ a plane curve?

0 votes
1 answer
191 views

Non-Linear Additive function Existance from $R$ to $R$ Proof Explaination

0 votes
0 answers
255 views

Usefulness of Picard-Lindelöf's Existence and Uniqueness theorem

0 votes
2 answers
67 views

Partial Derivative Leads to Contradiction

0 votes
1 answer
52 views

Limits of $ f(x,y) = y\ (1-x)^{y-2} $ reach contradiction

0 votes
2 answers
60 views

How to utilize $u=x^2+y^2$ and $v=y+z$ to solve $z\frac{\partial{z}}{\partial{x}}+x\frac{\partial{z}}{\partial{y}}+x = 0$