Find answers to your questions about Mathematics or help others by answering their Mathematics questions.
$ DeclareMathOperator{ad}{ad}$Let $L$ be a semisimple Lie algebra with root space $L=H oplus bigoplus_{alpha in Phi}L_alpha$. Let $xin L_alpha$ with $alphaneq 0$. I want...
Asked on 01/01/2022
3 answerSuppose we have a map $f: S rightarrow mathbb{R}^{n}$, where $S subset mathbb{R}^{m}$, such that for each $a in S$ there exists an $m$ by $n$ matrix $A$ such that...
Asked on 01/01/2022 by user13255
1 answerIs it always safe to assume that $-2^2 = -4$, or is this dependent on notation, i.e. would it be mathematically correct (albeit sloppy) to say $-2^2 = (-2)^2 =...
Asked on 01/01/2022 by tmakino
3 answerLet $n > m geq 0$ be integers. How can one prove the following equation? $$sum_{k=0}^m binom{n}{k}(-1)^k = (-1)^m binom{n-1}{m}$$ According to our script we have to use...
Asked on 01/01/2022 by NotEinstein
5 answerI know this seems like a very simple question, but I haven't been able to find anything online regarding the answer to this. Even WolframAlpha, which I usually use when...
Asked on 01/01/2022
0 answerI am studying mathematics logic and i am now criticising all the things... I met some definitions which are in the form of ... is .... For example, A construction...
Asked on 01/01/2022 by Jsi23484
1 answerWhat is the value of $ainmathbb{R}$ that makes the following integral true$$int_0^infty frac{cos(ax)ln(1+x^2)}{sqrt{1+x^2}}dx=0,?$$This question was proposed by my friend Khalef Ruhemi and I have no idea how...
Asked on 01/01/2022
3 answerI apologize for the referential title, but the question is long and this book is freely available online. I'm referring to Sheldon Axler's new book, Measure, Integration, and Real Analysis,...
Asked on 01/01/2022 by b_becsi
1 answerLet $X,Y$ be schemes of finite type over a field $k$. In particular, they are quasi-compact. Let $f: X to Y$ be a morphism of finite type...
Asked on 01/01/2022
2 answerProve that $$frac{pi^e}{x-e}+frac{e^pi}{x-pi}+frac{pi^pi+e^e}{x-pi-e}=0$$ has one real root in$(e,pi)$ and other in $(pi,pi+e)$.For $xin (-infty,e)$ the equation will be always be negative and for $xin (pi+e,infty)$...
Asked on 01/01/2022
1 answerGet help from others!
Recent Answers
Recent Questions
© 2024 TransWikia.com. All rights reserved. Sites we Love: PCI Database, UKBizDB, Menu Kuliner, Sharing RPP