Eric Weisstein's World of Science is written and maintained by the author as a public service for scientific knowledge and education. Although it is often difficult to find explanations for technical subjects that are both clear and accessible, this web s
@ Cornell University, video shows six laboratory demonstrations of chaos and nonlinear phenomena, intended for use in a first course on nonlinear dynamics. Steven Strogatz explains the principles being illustrated and why they are important.
The NOVA mini-series The Elegant Universe, watch all three one hour episodes here, divided into chapters, available in the QuickTime or RealPlayer plug-ins.
Meaningful Correlations in Random Data. Collects data continuously from a global network of physical random number generators located in 65 host sites around the world. The archive contains more than 10 years of random data in parallel sequences of synchronized 200-bit trials every second.
a not-for-profit organization with videos on YouTube covering everything from basic arithmetic and algebra to differential equations, physics, chemistry, biology and finance which have been recorded by Salman Khan
Some of the things you can do with the GrassmannAlgebra software. You can: * Set up your own space of any dimension and metric. The default is a 3D Euclidean * Work basis-free or with a basis * Declare your own scalar symbols * Declare your own vector symbols: * Apply Grassmann operations. A Grassmann operation is any of: the complement operation and the six product operations: the exterior, regressive, interior, generalized Grassmann, hypercomplex and Clifford products. * Manipulate Grassmann expressions and numbers. A Grassmann expression is either a scalar, a Grassmann variable, or the result of a sequence of Grassmann operations or sums on Grassmann expressions. A Grassmann number is a Grassmann expression expressed as a linear combination of basis elements. * Compute the grade of any Grassmann expression. * Query the attributes of any expression. * Extract components of different types
The Physics-Astronomy-Mathematics (PAM) Division of the Special Libraries Association maintains an electronic discussion group (formerly known as a listserv) which is referred to as "PAMnet".
arXiv.org (genannt „The Archive“) ist ein Archiv für Preprints (auch e-prints oder eprints genannt) aus den Bereichen Physik, Mathematik, Informatik und Biologie.
arXiv.org (genannt „The Archive“) ist ein Archiv für Preprints (auch e-prints oder eprints genannt) aus den Bereichen Physik, Mathematik, Informatik und Biologie.