Register to Post Thread

Differential Geometry

- Manifolds. Tensors and forms. Connections and curvature. Differential and algebraic topology
RSS Feed Icon Search this Forum
Meta Thread / Thread Starter Last Post Replies Views
Please post any and all homework or other textbook-style problems in one of the Homework & Coursework Questions...
Feb23-13 09:25 AM
micromass
1 26,456
So the radius of curvature has a neat geometric "radius of a circle that best approximates the curve" property, but...
May29-12 08:19 PM
Kidphysics
0 1,227
I am trying to familiarize myself with the use of fibre bundles and associated bundles but am having some problems...
May29-12 05:45 AM
n.evans
0 927
I have looked at the definition of the metric tensor, and my sources state that to calculate it, one must first...
May28-12 08:06 AM
lavinia
17 2,837
I've been trying to calculate the Riemann Curvature Tensor for a certain manifold in 3-dimensional Euclidean Space...
May28-12 07:53 AM
lavinia
1 996
Consider the velocity vector v^i=\dot{x}^i \hat{e}_i . We know that in the plane polar coordinates,it becomes ...
May28-12 02:05 AM
haruspex
7 1,601
I found the answer and the question now is embarrassing.
May28-12 12:05 AM
algebrat
1 1,179
I am trying to learn about Holonomy groups. My objective is to read Submanifolds and Holonomy from Berndt, Olmos and...
May27-12 09:05 PM
LightKage
2 1,324
I was wondering how the indices of tensors work. I do not understand how the indices of tensors in can be used. For...
May26-12 08:09 AM
HallsofIvy
3 1,475
I am reading Martin Crossley's book - Essential Topology - basically to get an understanding of Topology and then to...
May24-12 05:59 PM
Jamma
5 1,706
I'm just curious. Let's say a trail designer who works for a Boy Scout camp wants to build two trails that connect...
May24-12 11:07 AM
Vargo
9 1,935
I have a simple geometry question hopefully I'm posting this in the right forum. I want to draw a simple logarithmic...
May24-12 01:12 AM
haruspex
2 2,732
Hello all, I have been trying to figure out a clear rule for parallel propagating vectors on spheres, such as in...
May23-12 06:43 AM
lavinia
13 2,239
How to compute \chi(\mathbb{C}\mathrm{P}^2)? This problem is from a class on differential topology, so we have...
May23-12 12:13 AM
mathwonk
7 1,724
I'm looking for a 'covering rectangle with smaller rectangles' algorithm with the unique feature of being able to...
May22-12 06:03 PM
the_anomaly
2 1,328
Hello! I have a question regarding the tangentvector belonging to a parameterized curve, at a certain point p. Lee...
May22-12 04:24 PM
Kontilera
2 1,222
Hi all, I am thinking that, A surface is a minimal surface if and only if the mean curvature is zero. then, for a...
May21-12 02:53 PM
Vargo
6 1,880
Hi, I'm having trouble interpreting projective transformations. Let's confine ourselves to the projective plane...
May20-12 02:22 PM
mathwonk
5 1,579
As the title suggests, we know from the Abel-Rufini theorem that 5th order equations cannot be solved using radicals....
May20-12 12:31 AM
Stephen Tashi
1 1,197
Is there a way to convert a rational bezier curve to a piecewise series of one or more polynomial bezier curves with...
May20-12 12:28 AM
ChaosMageX
0 1,223
Let r and a each be a position vector of a point on a plane. Let n be the normal to the plane. The normal equation...
May19-12 03:06 PM
Mandlebra
8 1,868
I want to show that the energy displacement of Z^{2n}(r), the 2n-dimensional cylinder with radial radius is at most...
May19-12 01:41 PM
MathematicalPhysicist
1 925
Given the function: w=\sqrt{(z-5)(z+5)} which is fully-ramified at both the finite singular points and at infinity,...
May19-12 06:38 AM
jackmell
8 1,780
I would like to read more about this version of simplicial homology and cohomology. Any reference or explanation is...
May18-12 06:02 PM
mathwonk
23 2,651
The plot below is a horn torus. Is that a valid genus-1 normal Riemann surface? I believe it is but I'm just a...
May18-12 06:43 AM
jackmell
2 1,258
With the help of a few of my friends, we made a problem and was wondering if it is valid. **THIS IS NOT HOMEWORK** ...
May17-12 07:46 PM
Cyclopse
0 1,144
in the appendix on Group Theory in Zee's book there is a discussion of commutations for SO(3) two questions -...
May17-12 01:50 PM
BWV
1 1,213
Hi all, I am working through Visser's notes...
May16-12 08:44 PM
ianhoolihan
24 2,707
Hi. I really need an maple program example that solve tensor. Plz help me
May15-12 09:19 AM
phinds
1 1,162
Dear all, I am a medical doctor stuck with a mathematics problem. I have taken a project to map the 3D movement of...
May14-12 07:43 AM
yasith
11 1,780
hello EveryBody, In the 3D Coordinates I always find 4 parameters instead of 3. A = (X, Y, Z, 1) I wonder...
May13-12 08:58 AM
HallsofIvy
2 1,077
Hello, I've been looking for solved exercises on graph connectedness, but I can't find any. I'm supposed to compose...
May12-12 01:36 PM
Deimantas
1 999
Hello, I have a question regular values and smooth homotopies. Usually in giving the definition of regular value, they...
May11-12 12:49 PM
Sina
4 1,143
We say a point x in X (which is a topological space) is an accumulation point of A if and only if any open set...
May11-12 12:30 PM
micromass
3 1,457
Hi all, I am trying to follow the derivation by Carroll of the parallel propagator in these notes, beginning page...
May11-12 03:45 AM
chiro
3 1,158
Been having trouble with connectedness. Tried out a problem to practice and not sure how to finish it. The problem...
May10-12 09:24 PM
DonAntonio
1 1,035
I was told the space S^3 is isomorphic to the set of all 2 component spinors with norm 1 (see...
May10-12 08:36 AM
Spinnor
3 1,364
Hi all, I'm trying to figure out the link between the connection coefficients (Christoffel symbols), the...
May10-12 05:04 AM
TrickyDicky
5 1,398
Definitions of a rigged Hilbert space typically talk about the "dual space" of a certain dense subspace of a given...
May9-12 08:24 PM
Rasalhague
5 1,407
Hi, Can someone here help me understand how to illustrate maps of analytically-continuous paths over algebraic...
May8-12 08:39 AM
jackmell
5 1,719
Consider G(n,m), the set of all n-dimensional subsapce in ℝ^n+m. We define the principal angles between two subspaces...
May7-12 11:21 AM
SVD
0 863

Register to Post Thread
Bookmark and Share

Display Options for Differential Geometry Mentors
Showing threads 601 to 640 of 3389 Mentors : 2
 
Forum Tools Search this Forum
Search this Forum :
 
Advanced Search