Introduction Definition and 859 Threads

Need a good "Introduction to Circuit Analysis book" I am studying to be an EE and will be taking my first circuits, and computer engineering classes this fall and would would really like to get a head start on the material. The textbook for the circuits course is "Basic Engineering Circuit...

I've been trying to find a good introduction to the Lagrangian form of classical mechanics. Preferably something I can get over the web, since I'm not at Uni this year. I might like something particularly slow :-p

Hello there! In my last Electromagnetism lecture, the teacher explained that Newton's 3rd law doesn't work when we "sit" on a charged particle and move at the same velocity while another particle is moving at another v velocitiy perpendicular to ours. How ist it that Newton doesn't work...

http://new.math.uiuc.edu/optiverse/img/rs11-107.jpeg Bubble eversions An Introduction to Geometrodynamics The existence of gravitational waves is a prediction of the General Theory of Relativity which is Einstein's explanation of the gravitational interaction (1915). The basic idea...

Ruslan Sharipov has a nifty online textbook on this subject. It's written in interactive do-it-yourself style. Give it a glance, and see what you think.

Hi all, I have been asked to give an informal presentation on the Standard Model to some chemists (note that this is not really my field of expertise ). I was wondering if there are some good (powerpoint) presentations out there that I could use to base mine on. That would save me a lot of...

does someone know where may i find itroductory information about twistor theory? im asking because the website of twistor theory with introduction paper is currently not working. thanks in advance.

Black Holes have always ben a controversial affair among Theoretical Astrophysicists. Especially, the Thermodynamics of a Black Hole. It was considered that the entropy of a Black Hole is infinitely large until Stephen Hawking proved that Black Holes are not really Black. They infact Radiate and...

"Introduction to Quantum Mechanics - Third Edition," by Richard Liboff Does anyone here have "Introduction to Quantum Mechanics - Third Edition," by Richard Liboff? I'd like some help with the way he explains Hermite functions. In the problems he says to prove a the relation exp(2zt -...