This tag is for questions that are asking for online resources in mathematics (references, dictionaries, encyclopaedic collections, online tools, videos an lectures, etc), or asking about the mathematics behind tools and technology found on the internet.

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8
votes
1answer
187 views

Classification of all 28 Exotic 7-Spheres

In http://en.wikipedia.org/wiki/Exotic_sphere#Explicit_examples_of_exotic_spheres Wikipedia says "As shown by Egbert Brieskorn (1966, 1966b) (see also (Hirzebruch & Mayer 1968)) the intersection ...
27
votes
3answers
781 views

Do free online collaborative solution manuals exist?

I'm not a mathematician by training and a rarely come in contact with mathematicians. For this reason I find solution manuals to be incredibly useful - reading them allows me to see how experienced ...
2
votes
2answers
106 views

Mathematically-based online games

I am looking for online games or puzzles which have a mathematical flavor and are suitable for general audiences. A classical example is the online version of Set Card Game. Or this game that has some ...
24
votes
6answers
7k views

Video lectures on Real Analysis?

One of the most annoying gaps in my math education is Real analysis. I tried hard, but all I could find are either Harvey Mudd College lectures or MathDoctorBob. The latter are too short and the ...
2
votes
3answers
2k views

Resources for self-study of general topology

Could you point me to good resources for self-study of general topology. I want to learn the basics and how to prove theorems about structures like polyhedra by myself.
170
votes
6answers
8k views

Best Sets of Lecture Notes and Articles

Let me start by apologizing if there is another thread on math.se that subsumes this. I was updating my answer to the question here during which I made the claim that "I spend a lot of time sifting ...
4
votes
0answers
342 views

suggestion for video lectures on algebraic topology

can anyone suggest me any good video lecture series for algebraic topology other than N.J.Wildberger videos. If it is equivalent to Munkres topology (algebraic topology section) it should be great. ...
1
vote
0answers
19 views

Skein trees resource

Is there a resource where a collection of Skein trees for the Conway polynomials of knots have been presented? Thanks
2
votes
1answer
1k views

AP BC Calculus Resources

I am studying for the AP BC Calculus Exam and I know about the free response questions from AP Central, and the Multiple Choice Collection. I was wondering if anyone here knew of where to obtain more ...
17
votes
6answers
3k views

How to go from beginner to expert in mathematics?

I'm particularly interested in knowing the order of subjects one should study to become good in mathematics. In my not so great knowledge of the subject I would say that the best place to start could ...
7
votes
1answer
314 views

Learning linear algebra and probability by a challenge each day

For a few weeks, I spend some time to solve a question from Project Euler each day. I liked it and noticed that it makes me motivated. I wonder if there exists such a site with challenging questions ...
2
votes
1answer
124 views

Find data to perform regression analysis

I'm trying to find some data (two continuous variables that I believe are correlated) online for which I can perform a regression anaylsis, my assignment sheet says: The data may be found anywhere ...
3
votes
2answers
111 views

Useful faculty sites that provide explanations of mathematical ideas

I'm looking for resourses on undergraduate mathematics, explaining ideas behind well-known proofs, etc. What are some other sites like T. Tao's blog or T. Gowers'? I.e. ...
1
vote
0answers
61 views

Regression with multiple line types from set of points

Given a set of points, I'm looking to find the best possible line (within reason) to fit to these points. These points won't be from real data, so they could form any sort of curve or line. So, I ...
9
votes
3answers
311 views

Links to Online Videos of Good-Quality Lectures by Mathematicians

I am not trying to do anything new here, but I would like to start an activity that has been going on at Math Overflow. Hopefully, people here at the Math StackExchange can also enjoy the good stuff. ...
4
votes
2answers
421 views

Differential Forms Help

I have a background in Analysis, specifically with Baby Rudin. However, as many people note, Rudin does not do a very good job discussing differential forms. Could someone please refer me to an ...
4
votes
2answers
268 views

Can anybody recommend a website or other type of resource which contains real Analysis-type questions and their solutions?

In a recent post I asked about an epsilon delta proof for an Analysis question. Before posting it I searched for similar questions and their proofs on google but all I found were computational style ...
10
votes
2answers
780 views

What's up with Plouffe's inverter? Is there an alternative?

For quite some time now (at least a year), whenever I tried to use Plouffe's inverter, the request timed out, but there's no indication either on the site itself or on the Web that it's out of service ...
2
votes
1answer
802 views

Linear programming / linear optimization video lectures?

Is there a good set of linear programming / linear optimization video lectures somewhere? I found "Linear programming and Extensions" by Prof. Prabha Sharma, Department of Mathematics and ...
4
votes
2answers
96 views

Review papers in mathematical analysis

In theoretical physics, there are resources on the web that contain the most cited review papers in each field that are very valuable for some one doing research. Is the same true in mathematical ...
1
vote
1answer
86 views

How to test a formula online?

I have an equation I have devised, it is: $$\frac{H+O}{25}+\frac{D}{12970}+\frac{E}{363}+110 = X$$ The equation doesn't matter, I just posted it as an example. I need to be able to plug in values ...
2
votes
0answers
65 views

What is a good resource for functional derivatives and functional determinants?

What is a good resource for functional derivatives, functional determinants, etc.? What is the branch of mathematics dealing with those things? It is not in my functional analysis book. What is a ...
1
vote
1answer
208 views

Good substitutes for Ross's book on Probability Models

I was wondering if there are any FREE good alternatives to Sheldon Ross's Probability Models which are more succinct? Are there any free online resources (websites/PDFs/course notes) which cover more ...
2
votes
2answers
869 views

Ebook resources for math learning (10th-12th grade)

After searching the site, i found some questions like mine, but none fits my case. I am a 11th grade student, and i have an ebook reader(kindle). I would like to know where can i find(free) content ...
2
votes
2answers
265 views

Resources for IMO

I am seeking an online resource or any book where I can find the questions of International Mathematical Olympiad questions chapter wise eg Number Theory problems grouped together. Like this site ...
6
votes
0answers
302 views

Resource: Group Theory

There is a website providing recent thesis in finite geometry. Is there any website with collection of recent thesis on (finite) group theory. I want to see the Ph.D. thesis of Raymond T. Shepherd, ...
6
votes
1answer
179 views

What is a good communication platform, which supports something like TeX-code?

I moved away and am now planning to communicate with a friend over the internet and talk about mathematical subjects (e.g. via Skype). However the text blocks like "\int_G\omega..." in a chat window ...
1
vote
0answers
70 views

Is there a website dedicated to the application of Category Theory to different branches of Mathematics?

For example, if I wanted to know what the product/coproduct is in a certain category, I could find it on that site. I commonly come across websites (such as wikipedia) that give a few examples of ...
1
vote
2answers
197 views

Any video lectures on conventional analytical geometry?

Hi this question is kind of a natural offshoot to this question My topic covers very conventional topics like : Cartesian and Polar Coordinates in 3 Dim, second Degree eqns in 3 vars, reduction ...
1
vote
0answers
1k views

IGCSE/GCSE mathematics worksheet and resources

I take mathematics for Cambdridge IGCSE students, Syllabus code 0580, http://www.cie.org.uk/docs/dynamic/41073.pdf , Please i want to know about resources available to revise the math topics, and if ...
1
vote
1answer
404 views

Source of probably-the-most-simplest-math-trick

I am just 18, completely naive and new to the world of maths. I have made a few math tricks based on this trick (or tricks of this format - with the exact calculations and steps involved): TRICK: ...
0
votes
1answer
1k views

Subtraction of numbers with arbitrary bases [duplicate]

Possible Duplicate: How to do +, -, *, / with number in a base b? I am reading research papers in the category of recreational mathematics on the topic of numbers similar to Kaprekar ...
2
votes
2answers
749 views

Topology for beginners [duplicate]

Possible Duplicate: best book for topology? Please Suggest some good books on Topology and Functional Analysis. It would be good if somebody can post links of video lectures related to ...
7
votes
2answers
451 views

How to write special set notation by hand?

Does anyone know a good resource (preferably pictures) that illustrates a conventional way to write the special sets symbols, i.e. $\mathbb{N,Z,Q,R,C}$ etc., by hand?
3
votes
3answers
2k views

Video Lectures for Linear Algebra

Are there any video lectures for linear algebra other than Strang's?. I'm looking for something more pure. Ideally, from a professor who follows a book similar to Hoffman and Kunze or Axler. Thanks!
5
votes
3answers
283 views

Linear Algebra Journal

Is there any journal which has significant material on the teaching of linear algebra. I am investigating the most effective way to teach a course on Linear Algebra. What are the most important things ...
8
votes
3answers
1k views

Free Graph Theory Resources

What freely available graph theory resources are there on the web? In particular, I am interested in books and lecture notes containing topics such as trees, connectivity, planar graphs, the ...
1
vote
3answers
284 views

Huge Linear equation system

Do you know any repository of huge matrices of a linear system?, Or to tell a problem in which a lot of linear equations are needed? I want to solve huge linear equations systems but have not had any ...
19
votes
1answer
2k views

Overview of basic results on cardinal arithmetic

Are there some good overviews of basic formulas about addition, multiplication and exponentiation of cardinals (preferably available online)?
4
votes
2answers
216 views

List of the minimal addition chains

The question of finding the Minimal Addition Chain (MAC) for needed for Addition chain exponentiation seems to be NP-complete. As such, it would be nice to have a list for the small powers already ...
5
votes
5answers
5k views

Can One use mathematica or maple online?

Is it possible to use some of these algebra packages online ? I have some matrices that I would like to know the characteristic polynomial of. Where could I send them to get a nicely factorised answer ...
8
votes
1answer
296 views

Where to get peer-reviewed before submitting a paper to journal?

As a student where should he first approach for review of his paper, even more so a first one, before submitting to peer reviewed journal? Teachers tend to be busy with school and personal work, ...
6
votes
1answer
319 views

Automata theory on infinite words: any video lectures?

I am fun of automata theory. Can you suggest good video lectures on the subject? (there is a good one here, but it is accessible from RWTH University only)
2
votes
0answers
177 views

Measures on function spaces

Assume I have a measurable space $(\Omega, \mathcal{F}, \mu)$, $\mu$ being a finite measure ($\mu(\Omega) < \infty$, if needed). Let $L = \{F:L^1(\Omega, \mu) \mapsto \mathbb{R}\}$ ($L$ is the set ...
2
votes
2answers
304 views

Statistics resources with examples for a C.S. student

I'm a computer science student and is fairly familiar with basic probability (calculating the probability of a event occurring, pmfs and pdfs) but I find it very difficult to grasp the concepts of ...
0
votes
2answers
765 views

Generalized eigenvalue solver online

For demonstrative purposes, I am trying to find an online solver where alumni can input data of two matrices A and B, then the system outputs the first eigenvalues and eigenvectors in the generalized ...
1
vote
5answers
135 views

Calculus Review On The Web

Can anyone recommend a calculus review site on the web? I just signed up for MITx's on-line 6.002 and while there will be remedial differential equation help offered in the first half of the course, ...
5
votes
6answers
667 views

Looking for math audio resources online

It is pretty difficult to find advanced math lectures online, though, with some effort, one can find a few (by "advanced" I mean anything beyond 1st or 2nd year of college, and preferably aimed at ...
1
vote
1answer
57 views

Research about Convex Kernels

I am currently doing research in generalizing the concept of a convex kernel. I would appreciate any links or resources pertaining to current research and basic results about convex kernels.
36
votes
2answers
760 views

How do I find partners for study?

I want to find partners to study some post-graduate topics together online (because I'm pretty much out of steam as far as self-study goes, and I have problems finding a decent grad school). Are there ...