12 Support of a distribution, what does it mean? 6 Can this be correct $\lim_{n\to \infty}\int_0^{\pi\over 2}\cos x\cos\left({x\over n }\right)\ln(\ln\csc x) \, dx = -\gamma?$ 6 How can I prove $x_{n+1} = e^{-x_n}$ is convergent? 5 Linear transformations preserve the squared sum of norms of orthonormal bases 4 What are Different Approaches to Introduce the Elementary Functions?

Reputation (914)

 +10 regular Borel measure and regular signed measure +20 Support of a distribution, what does it mean? +5 Are absolutely convergent series “many” or “few” compared to conditionally convergent series? +10 Is there a way to measure how close a matrix is to being rank-deficient?

Questions (5)

 9 Function $g(x)$, such that $\int_{\mathbb{R}} f(g(x))dx = \int_{\mathbb{R}} f(x)dx$ for all $f\in L^1(\mathbb{R})$ 7 Are absolutely convergent series “many” or “few” compared to conditionally convergent series? 5 Smooth manifold which is a group, but not a Lie Group 4 Closed form of a generating function $\sum _{n=1}^\infty x^{n^2}$ 1 Definition of a derivative of differential form

Tags (51)

 13 functional-analysis × 3 10 linear-algebra × 4 13 distribution-theory × 2 6 fixed-point-theorems 12 real-analysis × 8 6 eulers-constant 12 definition 5 ordinary-differential-equations × 3 10 calculus × 4 5 inner-product-space