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Raghav's user avatar
Raghav's user avatar
Raghav
  • Member for 11 years, 3 months
  • Last seen more than 8 years ago
  • Bloomington, IN
36 votes

$\sqrt x$ is uniformly continuous

13 votes

Putnam Series Question

9 votes
Accepted

Show that there is $\xi$ s.t. $f(\xi)=f\left(\xi+\frac{1}{n}\right)$

7 votes

Interesting and unexpected applications of $\pi$

6 votes

Functional analysis textbook (or course) with complete solutions to exercises

4 votes

Solving quadratic system

4 votes

Good book for self study of a First Course in Real Analysis

3 votes

Integrate $\int \frac{(1+x^2)dx}{(1−x^2)\sqrt{1+x^4}}$

3 votes
Accepted

Good references for currents and potential theory?

3 votes

References for multivariable calculus

2 votes
Accepted

Prove integral of sequence of function uniformly converges

2 votes

Are there any numbers more fundamental than Complex numbers?

2 votes

Exercise book for Elementary/Introduction to Real Analysis?

2 votes
Accepted

How can I calculate $\iint_S\frac{\bf x}{|{\bf x}|^3}\cdot d{\bf S}$ with a semisphere $S$ not centered at the origin?

2 votes
Accepted

For $1-r<|\theta|<1/2$, $|\frac{2r\sin{2\pi\theta}}{1-2r\cos{2\pi\theta}+r^2}-\frac{\cos\pi\theta}{\sin\pi\theta}|<C\frac{(1-r)^2}{|\theta|^3}$

2 votes

Conceptual approach to the formula $\sum_{i=1}^n \det(v_1, \ldots, Av_i, \ldots, v_n)=\text{tr}(A)\det(v_1, \ldots, v_n)$

2 votes

Calculate $\lim_{x \to 1}\frac{x^{n+1} - x^{k+1} + x^k - nx + n - 1}{(x-1)^2} , n,k \in \Bbb{N}$

2 votes

Prove $1/x$ is not uniformly continuous

1 vote

Proof using Cauchy Inequality.

1 vote

Book Recommendation For Ordinary Differential Equation.

1 vote

For what value of $\alpha$ does this series converge?

1 vote

Solve for two variables $x$ and $y$ for the system of equations

1 vote

The boundary value of gradient of solution

1 vote

Bound for $\left|\int_{s}^{\infty} \frac{\sin t}{t} dt\right|$

1 vote
Accepted

Local estimate for a $C^1$ map with negative definite Jacobian

1 vote
Accepted

What is the definition for Cauchy sequence in $\mathcal{C}\,[0,1]$?

1 vote

First order linear differential equation with $\mu(x,y)$

1 vote

The sequence of functions $\frac{x}{1+x^n}$ is not uniformly convergent on $(0,\infty)$

1 vote

Good PDE books for a graduate student?

1 vote

Prove x(t) is bounded given a integral inequality