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 Showing results 1 to 25 of 450 Search took 0.05 seconds. Search: Posts Made By: wildrabbitt
 Forum: Homework Help 2022-07-13, 06:13 Replies: 4 Views: 1,789 Posted By wildrabbitt Thanks a lot. That's just the sort of thing I was... Thanks a lot. That's just the sort of thing I was looking for.
 Forum: Homework Help 2022-07-12, 19:50 Replies: 4 Views: 1,789 Posted By wildrabbitt Thanks. Thanks.
 Forum: Homework Help 2022-07-12, 17:52 Replies: 4 Views: 1,789 Posted By wildrabbitt a contour integral device Hi, I'm reading a book and I need to know how to evaluate this integral : \frac{1}{2\pi i}\int_{c-i\infty}^{c+i\infty}\frac{y^s}{s}ds / \frac{1}{2\pi...
 Forum: Lounge 2020-10-10, 22:40 Replies: 85 Views: 12,743 Posted By wildrabbitt MY attempt at interesting facts. Auschwitz was the German name given to the Polish town called Oswiencim. Freshly cut glass is the sharpest thing known. Typhoon is the name of any cyclone in the Pacific. A triangle...
 Forum: Math 2020-10-10, 16:54 Replies: 2 Views: 1,745 Posted By wildrabbitt Thanks. Thanks.
 Forum: Math 2020-10-06, 13:18 Replies: 2 Views: 1,745 Posted By wildrabbitt finding unimodular substitutions Hi, does anyone know a method for finding a unimodular substitution from one binary quadratic form ( $$ax^2 + bxy + cy^2$$ ) to another given that they are equivalent? I'd like a find...
 Forum: Math 2020-08-05, 14:58 Replies: 6 Views: 3,829 Posted By wildrabbitt Thanks. I suppose you mean... Thanks. I suppose you mean for calculating the squared term?
 Forum: Math 2020-08-05, 11:50 Replies: 6 Views: 3,829 Posted By wildrabbitt module 2^p - 1 Hi, I understand the iteration sequence of the Lucas-Lehmer test involves using module (2^p-1) arithmetic. How do computers running these such a test cope with numbers with 20+ million digits?
 Forum: Homework Help 2020-04-13, 18:49 Replies: 8 Views: 9,316 Posted By wildrabbitt Multiplicative Number Theory by Harold Davenport... Multiplicative Number Theory by Harold Davenport published by Springer (part of a series - Graduate Texts in Mathematics. Thanks.
 Forum: Homework Help 2020-04-13, 16:11 Replies: 8 Views: 9,316 Posted By wildrabbitt Except I still don't know how it can be ... Except I still don't know how it can be that if $F(x) = \prod_{R}(x - \zeta^{R})$ has a constant term, then $F(\zeta) = A_{0}(x)\eta_{0} + A_{1}(x)\eta_{1}$ as it seems to me...
 Forum: Homework Help 2020-04-13, 15:44 Replies: 8 Views: 9,316 Posted By wildrabbitt Thanks very much. That's just what I needed. I... Thanks very much. That's just what I needed. I can get on now with your help :smile:
 Forum: Homework Help 2020-04-13, 11:47 Replies: 8 Views: 9,316 Posted By wildrabbitt Thanks for your interest. I wrote out what I... Thanks for your interest. I wrote out what I understand of it. 22024 22025
 Forum: Homework Help 2020-04-11, 15:00 Replies: 8 Views: 9,316 Posted By wildrabbitt need guidance with some maths Hi, I've been trying to understand some maths in one of my text books for a long time now. I've written out all the relevant material and then explained why I can't understand it. If anyone can point...
 Forum: Homework Help 2020-03-17, 14:36 Replies: 3 Views: 9,665 Posted By wildrabbitt Thanks to both of you. I do understand... Thanks to both of you. I do understand integration by substitution but I didn't know what the substitution required was. I should be able to do it now.
 Forum: Homework Help 2020-03-17, 12:45 Replies: 3 Views: 9,665 Posted By wildrabbitt something about a sum Hi, can anyone explain this? $S=\sum_{v=-\infty}^{\infty}\int_0^Ne^{2\pi ivx+2\pi i\frac{x^2}{N}} \mathrm{d}x$ $=N\sum_{v=-\infty}^{\infty}\int_0^1e^{2\pi iN(x^2+vx)} \mathrm{d}x$ ...
 Forum: Homework Help 2020-03-04, 11:39 Replies: 7 Views: 7,829 Posted By wildrabbitt Thanks so much. It'll take me a while to absorb... Thanks so much. It'll take me a while to absorb what the last two posts say. I'm very grateful for the input.
 Forum: Homework Help 2020-03-03, 21:36 Replies: 7 Views: 7,829 Posted By wildrabbitt The book I'm reading says that given a qth root... The book I'm reading says that given a qth root of unity $\zeta$, every polyonomial in $\zeta$ can be expressed as \[A_1\zeta^1 + A_2\zeta^2 + A_3\zeta^3 +A_4\zeta^4...A_{q-1} +...
 Forum: Homework Help 2020-03-03, 14:24 Replies: 7 Views: 7,829 Posted By wildrabbitt algebraic numbers Can anyone help me understand how to work out the degree of an algebraic number?
 Forum: Homework Help 2020-02-25, 17:01 Replies: 9 Views: 7,451 Posted By wildrabbitt I didn't really get the answer I was hoping for... I didn't really get the answer I was hoping for so I thought I'd just ask the first things that it occurred to me to ask. I do know how to make substitutions in integrals I just wasn't sure if...
 Forum: Homework Help 2020-02-24, 20:40 Replies: 9 Views: 7,451 Posted By wildrabbitt Thanks. Are you substituting $$e^{-u}$$... Thanks. Are you substituting $$e^{-u}$$ for $$x$$ ? What are you doin with $$u$$? Also, in case there's an obvious remedy to my latex not parsing properly, here's an example of what I...
 Forum: Homework Help 2020-02-24, 09:51 Replies: 9 Views: 7,451 Posted By wildrabbitt clarification I aught to mention that $$L(s)=\sum_{n=1}^{\infty}\big(\frac{n}{q}\big)n^{-s}$$ for which $$\big(\frac{n}{q}\big)$$ is the Legendre symbol as is it is the first post.
 Forum: Homework Help 2020-02-24, 07:52 Replies: 9 Views: 7,451 Posted By wildrabbitt I just wrote what was written in the book. ... I just wrote what was written in the book. I'm pretty sure it's supposed to be $$\log \frac{1}{x}$$ otherwise it would have been written the way you wrote.
 Forum: Homework Help 2020-02-23, 17:31 Replies: 9 Views: 7,451 Posted By wildrabbitt something I don't understand to do with Dirichlets theorem Hi, the following is something I've been reading. He started from the power series
 Forum: Homework Help 2020-02-03, 16:04 Replies: 8 Views: 7,744 Posted By wildrabbitt Merci. Merci beaucoup docteur. Quelque choses a faire maintenant.
 Forum: Homework Help 2020-01-30, 09:31 Replies: 8 Views: 7,744 Posted By wildrabbitt infinite products I've got a maths degree but I was never taught about infinite products. I'd like to ask something : when do people usually learn about infinite products? I suppose it must be at masters level...
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