The Dirac Delta Function (Popularity: )

A brief introduction to the properties and uses of the Dirac delta function.

Topology and Physics (Popularity: )

An essay by C. Nash on the historical connection between topology and physics.

Klaus Brauer's Soliton Page (Popularity: )

Presents a history of J.S.Russell's discovery of solitary waves, and animations of one-, two- and ...

Geometry and Duality (Popularity: )

Lecture notes from the ITP miniprogram on Geometry and Duality

Symplectic Geometries in Quantum Physics and Optics (Popularity: )

A comparison of symplectic geometry with Euclidean or unitary geometries in quantum physics and optics

Five Lectures on Soliton Equations (Popularity: )

A self-contained review by Edward Frenkel of a new approach to soliton equations of KdV ...

Radial Symmetric Fourier Transforms (Popularity: )

Fourier transforms of radially-symmetric functions can be performed efficiently using the Hankel transform of order ...

Non Commutative Geometry (Popularity: )

Preprints of Alejandro Rivero about Connes's NCG and the Standard Model. Also some historical articles ...

Solitons (Popularity: )

Resources at Heriot-Watt University. Meetings, local and other links.

Local Quantum Physics Crossroads (Popularity: )

An international forum for information exchange among scientists working on mathematical, conceptual, and constructive problems ...

Twistor Theory (Popularity: )

Description of Twistor Theory

Intrinsic Localized Modes (Popularity: )

Dynamics of defect-free periodic lattices in terms of plane wave phonons. Web text by Albert ...

Twistor Web (Popularity: )

A new approach pioneered by Roger Penrose, starting with conformally-invariant concepts, to the synthesis of ...