# Special Relativity

The major principles of special relativity (SR) are discussed in an accessible way, via 5 segments, to help you understand the lingo and theories involved.

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**Special Relativity**

- On the Electrodynamics of Moving Bodies - Albert Einstein\\'s first paper on relativity, translated here from Annalen der Physik vol XVII 1905 p. 891-921, is of historical interest.
- Wikipedia: Special Relativity - Online encyclopedia article.
- Commutative Hypercomplex Special Relativity - Einstein\\'s special relativity is formulated in terms of physics 4-D commutative physics hypercomplex mathematics. The traditional results are physics obtained, but some additional physics effects are suggested.
- Einstein Light - A multimedia tutorial on Special Relativity. The introductory relativity level takes 10 minutes, but has links to relativity over 40 explanatory pages giving greater depth and relativity breadth.
- How Do You Add Velocities in Special Relativity? - Here is the formula for adding velocities in special relativity special relativity when motion occurs in a single direction.
- Synchronization Gauges and the Principles of Special Relativity - Synchronization functions set the mathematical clocks represented by the Lorentz relativity transformation and resetting these clocks mathematically only produces a theory relativity equivalent to special relativity in predicting empirical facts. 57 pages.[PDF]
- Deriving Relativistic Momentum and Energy - Expressions for momentum and energy of a relativistic particle may be derived from the composition law for velocities along one spatial dimension.
- Nothing but Relativity - There are many ways to derive the Lorentz transformation without special relativity invoking Einstein\\'s constancy of light postulate. The path preferred in special relativity this paper restates a simple, established approach.[PDF]
- The Twin Paradox in a Spatially Closed and Bounded Universe - Spatially compact spacetimes break global Lorentz invariance and physics define absolute inertial frames of reference.
- The Structure of Space-Time Transformations - This theorem by H. J. Borchers and G. C. Hegerfeldt relativity proves that the constancy of light velocity alone implies the relativity Lorentz group (up to dilatations).
- Relativity (Kinematics) - Chapter of a classical mechanics text describes spatiotemporal effects. Includes physics problems and solutions.[PDF]
- Jim Doyle's Special Relativity Pages - A growing collection of pages on special relativity, physics including Special relativity Relativity in under 15 Minutes!
- A Derivation of the Lorentz Transformation From a Simple Definition of Time - The fundamental equations of special relativity are derived physics with only special relativity high school algebra and toy universes physics consisting of moving rulers.[PDF]
- Quaternions in University-Level Physics Considering Special Relativity - The quaternions are an expansion of complex numbers relativity and show relativity close relations to numerous physically fundamental relativity concepts (e.g. Pauli Matrices).[PDF]
- Lorentz Contraction and Accelerated Systems - Lorentz contraction in systems undergoing constant proper acceleration is proven relativity to be completely self-consistent in the context of special relativity.[PDF]
- Relativity Tutorial - An introduction to relativity using space-time diagrams.
- E=mc² - An article from the Wikipedia encyclopedia.
- Simple Derivation of the Special Theory of Relativity Without the Speed of Light Axiom - Special relativity may be derived just from assuming physics isotropy, homogeneity relativity and a principle of relativity, without physics the need to consider relativity the speed of light.
- The Lecture Notes of Dr. R. D. Field - The online physics course notes for Physics 3063, by Professor relativity Rick Field, University of Florida, is a good summary of relativity many of the useful formulas used in special relativity.
- On the Electrodynamics of Moving Bodies (Part B: Electrodynamics), and its Corollary, E=mc², by Albert Einstein - This is part 2 of Dwight E. Neuenschwander\\'s annotation of relativity Einstein's legendary paper.[PDF]
- Santa at Nearly the Speed of Light - An estimate of the speed and distances covered by Santa Claus on Christmas night. The physics is unassailable. The article is hosted on the Fermi National Accelerator Laboratory website.
- The Doppler Shift Equation For An Accelerating Frame of Reference - The exact equation for the Doppler shift in a uniformly accelerating rocket is derived in two different ways. The first method depends on a functional equation and Einstein’s approximation. The second approach is a direct application of several familiar
- The Special Theory of Relativity - Self-tutorial with short essays, questions and answers.
- Sagnac Effect, Twin Paradox and Space-Time Topology - When viewed with an alternative synchronization convention, the Sagnac effect relativity on a rotating disk is purely topological and the rim relativity of the disk is essentially an inertial system.
- Special Relativity - Download Christoph Schiller\\'s 1612 page walk through the whole of special relativity physics, from classical mechanics to relativity, electrodynamics, thermodynamics, quantum theory, special relativity nuclear physics and unification. chapter 2 explains special relativity.[PDF]
- On the Electrodynamics of Moving Bodies (Part A: Kinematics) by Albert Einstein - In this annotated version of Einstein\\'s paper, the relativity author attempts special relativity to express Einstein\\'s insights in familiar relativity notation and fills in special relativity some of Einstein\'s many relativity missing intermediate steps.[PDF]
- Uniform Acceleration - This paper analyzes several simple uniform acceleration problems, including the paradox of John Bell.[PDF]
- Space Measurements on a Rotating Platform - The age-old puzzling problem of Lorentz contraction on relativity a rotating platform, i.e., Ehrenfest\\'s paradox, is explained relativity in its proper mathematical context.[PDF]
- Understanding Special Relativity - Brief explanation of special relativity, using no more than high-school special relativity level mathematics; includes an account of the twin paradox, some special relativity remarks on faster-than-light travel, and some material on relativistic mechanics. special relativity By Rafi Moor.
- Deriving Relativistic Momentum and Energy. II. - The usual relativistic expressions for momentum and kinetic energy are relativity generalized from the one-dimensional to the three-dimensional case.
- Derivation of the Lorentz Transformation - This derivation uses the group property of the physics Lorentz transformations, relativity which means that a combination of physics two Lorentz transformations also relativity belongs to the class physics Lorentz transformations.[PDF]
- Time Dilation - The gamma factor and time dilation can be derived using a very simple clock.
- University Lectures on Special Relativity - Lecture notes on Special Relativity, prepared by J. physics D. Cresser, Department of Physics, Macquarie University. 44 physics pages.[PDF]
- Generalized Relativistic Velocity Addition with Spacetime Algebra - The general problem of relativistic addition of velocities – and the successive application of noncollinear Lorentz boosts – is addressed.[PDF]
- Relativistic Force Transformation - Formulas relating one and the same force in relativity two inertial frames of reference are derived directly relativity from the Lorentz transformation of space and time relativity coordinates.[PDF]
- How Stuff Works: Special Relativity - The major principles of special relativity (SR) are special relativity discussed relativity in an accessible way, via 5 segments, special relativity to help relativity you understand the lingo and theories special relativity involved.
- Imaginary In All Directions - There is a preferred algebra of quaternions and complex numbers special relativity that is ideally suited to express the equations of special special relativity relativity and classical electrodynamics.[PDF]
- Relativistic Contraction - Relativists consider it a very important exercise to relativity have students special relativity decide how to measure the length relativity of a rapidly moving special relativity object.
- Geometric Algebra for Physicists - This is chapter 1 of a book by Chris Doran relativity and Anthony Lasenby on geometric algebra, which is the natural relativity mathematics of spacetime.[PDF]
- Wikipedia: Introduction to Special Relativity - Encyclopedia article giving a brief outline of the physics basic concepts of special relativity (including simple formulas).
- A Special Relativity Paradox: The Barn and the Pole - The answer to the famous barn and the special relativity pole physics paradox is that the two doors are special relativity never closed physics at the same time in the special relativity runner\'s frame of physics reference.
- Special Relativity Lecture Notes - A standard introduction to special relativity where explanations relativity are based special relativity on pictures called spacetime diagrams.

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