Please post any and all homework or other textbookstyle problems in one of the Homework & Coursework Questions...

Feb2313 09:25 AM
micromass

1 
26,560 
Hi! I'm perusing fractals out of personal interest. Although I come from physics, I have a background in mathmajor...

May2009 05:29 PM
squidsoft

1 
1,959 
Hi. I was wondering if you guys can refer me to the best possible text that teaches the computations in tensor...

Jan507 02:02 PM
chroot

31 
12,479 
Hello All,
I'm programming an applet and run over a problem I can't solve (hope this is the right place to post...

Apr1912 04:47 AM
bitttttor

10 
1,761 
Howdy all!
I've been wracking (or wrecking) my brain trying to figure out how one might stack tesseracts. If I...

Oct1208 10:33 AM
snathi

0 
1,495 
Hi forum, I was having some difficulty in understanding how time as a fourth dimension allows a cube of three spatial...

Jun2510 03:10 PM
SonyAD

13 
3,400 
somebody know some link or ebook about tensor with examples solved and execises

Nov1607 06:12 PM
robphy

1 
1,658 
Hello,
can anyone explain simply what is a tensor, using the language of Geometric Algebra?
Thanks!

Jun1009 06:03 AM
SW VandeCarr

7 
2,020 
Can anyone recommend good introductory texts for selfstudy? I want to teach myself about tensors and about topology....

Nov1205 06:07 PM
robphy

2 
1,486 
Greetings Gurus,
I'm sure this has been asked before, so feel free to redirect me.
What is the connection...

Jan806 10:56 AM
mathwonk

7 
3,702 
I've heard alot about "lie groups" on this section of the forum, and was wondering what they are and if someone could...

Feb605 12:54 AM
mathwonk

9 
2,868 
I'm currently researching a 3d tensor, where certain combinations of terms can cause the principal values...

Dec706 05:29 AM
desA

2 
1,723 
I am having trouble understanding how to tell if a matrix is a tensor, a pseudo tensor or neither or the above.
Given...

Feb2111 03:26 PM
Marthius

2 
1,839 
Definitions like this one are common in books: For all ##k,l\in\mathbb N##, a multilinear map...

Jun1313 08:13 PM
Fredrik

11 
1,783 
Hello,
I would very much like someone to please clarify the following points concerning tensor summation to me....

Jul1513 09:31 AM
HallsofIvy

11 
1,813 
I have been trying to learn and visualize a bit of tensor algebra recently, and have been confused by the...

Jan911 11:19 PM
MadRocketSci2

0 
1,677 
1. When can I contract a tensor? Is that an option to contract for example a (1, 1) tensor to a real number or has...

Jan2406 12:14 PM
mathwonk

16 
3,404 
I've been wracking my brains trying to answer this but it's just really hard. If some one could help me out I would...

Nov2708 02:10 PM
shoehorn

1 
1,423 
Hi all,
What is a good introductory book on tensor products and tensor algebras? For motivation, I have found Tom...

Mar2007 07:06 AM
George Jones

1 
12,160 
I've searched everywhere about tensor products but I just can't understand them. Can anyone please explain this...

Apr2411 01:23 AM
dimension10

10 
2,251 
Hello,
I have an exercise where we have to pullback a metric g^{ij} \, \mathrm dx_i \, \mathrm dx_j under a...

Feb2508 02:53 PM
Fredrik

3 
2,707 
It's possible to do the tensor product of two contravariant vectors?
It's possible to do the tensor product of two...

Aug1004 01:43 PM
mathwonk

5 
3,041 
Could someone tell me what the tensor product is and give an example?

Feb1807 08:28 PM
pmb_phy

1 
2,114 
what is the tensor product's physical significance? I know what it does mathematically, but what does it mean. I have...

Dec407 07:03 AM
mathwonk

17 
5,391 
Hi, I have a quick question about a derivation that has annoyed me all day. I am trying to prove, from the definition...

Dec1107 09:48 AM
cathalcummins

3 
1,599 
Excercise Exercise 1.6 of Roger Blandford and Kip Thorne's online textbook Applications of Classical Physics:
"In...

Nov709 12:18 AM
Rasalhague

2 
1,026 
Hello everyone!
I finished school 2 months ago and at the moment I'm looking forward to my study in physics :)
...

Jul2608 03:48 PM
ForMyThunder

3 
9,813 
In John Lee's books "Introduction to smooth manifolds" and "Riemannian manifolds", a tensor of type \begin{pmatrix}k\\...

Feb1810 11:24 PM
enricfemi

1 
1,285 
I can't seem to wrap my mind around it. I understand the concept of it, but I can't figure out how to translate that...

Jun1509 03:46 PM
tinytim

3 
2,577 
In Introduction to Vector Analysis, § 1.16 Tensor notation, Davis and Snider introduce index notation and the Einstein...

Jul2209 01:45 AM
Rasalhague

18 
2,986 
Re: Foundations of Tensor Analysis for Students of Physics and Engineering
with an Introduction to the Theory...

Oct707 12:40 PM
jbowers9

11 
2,873 
1) Could someone please explain how to multiply the tensor F ''' and the vector, s, from equation 4 on the attachment;...

Jul3011 09:21 AM
brydustin

0 
1,105 
I have a riemannian 2manifold (Let's say a sphere) and a tensor of order 1 (momentum), defined on the manifold. I...

Aug1009 12:14 PM
GPPaille

3 
4,012 
Wondering if this is valid to do, if I start with the expression
\delta\omega^{u}_{ \singlespacing v} x^v...

Oct3008 05:03 PM
waht

2 
1,404 
I am just wondering, is there a difference in meaning/definition between the indices of a tensor being right on top of...

Jun813 05:12 AM
guest1234

3 
1,651 
Hey, first I want to say my English & Math aren't the best yet, so ill be glad to explain myself again if I'll need to...

Jul107 12:51 PM
Niv

3 
1,713 
I'm having some trouble to prove the following tensor identity shown below in Einstein's summation convention:
...

Jul3104 11:10 PM
jvicens

3 
4,672 
Hello! I'm currently reading John Lee's books on different kinds of manifolds and three questions has appeared.
In...

Jun1412 12:59 AM
spoirier

4 
1,782 
I have a following problem.
Let D be an operator taking the C^oo functions F to F, and the C^oo vector fields V to...

Oct207 07:49 PM
joe2317

0 
1,555 
How do we express the Minkowski field tensor for circular currents?

May2207 06:45 PM
mathwonk

4 
1,786 
could someone please explain tensors to me or at least tell of web site that explaines them

Dec705 01:08 PM
matness

3 
1,251 