Physics Forums - The Fusion of Science and Community

    1. Science and Math Textbooks

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      Latest: Texts for mastering the concepts of entropy? vanhees71, Mar 31, 2015 at 1:07 PM
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    4. Educators and Teaching

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      Latest: Books on Engineering Greg Bernhardt, Mar 30, 2015 at 6:47 PM
    1. General Physics

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      Latest: Observational error and FWHM Khashishi, Mar 31, 2015 at 10:56 AM
    2. Classical Physics

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      Latest: Scaling Interpretation joshmccraney, Mar 31, 2015 at 1:07 PM
    3. Quantum Physics

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      Latest: Question regarding spin and magnetic field Khashishi, Mar 31, 2015 at 1:14 PM
    4. Special and General Relativity

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    6. High Energy, Nuclear, Particle Physics

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      Latest: The vacuum saturation approximation Safinaz, Mar 31, 2015 at 10:57 AM
    7. Beyond the Standard Model

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    1. Astronomy and Astrophysics

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      Latest: is the universe truly expanding? earnric, Mar 31, 2015 at 1:08 PM
    2. Cosmology

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    3. Stargazing and Telescopes

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      Latest: Making a Dobsonian Telescope jedishrfu, Mar 31, 2015 at 12:47 PM
    1. General Math

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    2. Calculus

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    3. Differential Equations

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      Latest: Understanding coupled Runga Kutta derivation the_wolfman, Mar 31, 2015 at 10:09 AM
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    5. Linear and Abstract Algebra

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      Latest: Least Square Estimator WWGD, Mar 31, 2015 at 12:17 PM
    6. Differential Geometry

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      Latest: Hodge duality and differential forms PhyAmateur, Mar 29, 2015 at 9:00 PM
    7. Set Theory, Logic, Probability, Statistics

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      Latest: Beta Function used in Beta distribution WWGD, Mar 31, 2015 at 12:32 PM
    8. Math Software and LaTeX

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      Latest: Simple Mathematica question JorisL, Mar 31, 2015 at 12:46 PM
    1. General Engineering

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      Latest: Beam deflection SteamKing, Mar 31, 2015 at 10:12 AM
    2. Engineering Systems and Design

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      Latest: Rack and Pinion Calculation help EngineeringDave, Mar 31, 2015 at 1:09 PM
    3. Mechanical Engineering

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      Latest: I section free vibration on ansys Kerim Erol, Mar 31, 2015 at 12:51 PM
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    5. Materials and Chemical Engineering

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      Latest: Short Circuit Current in Solar PV Cells OmCheeto, Mar 30, 2015 at 6:04 PM
    6. Nuclear Engineering

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      Latest: Question about radioactivity snorkack, Mar 27, 2015 at 1:06 PM
    1. Chemistry

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    3. Medical Sciences

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    5. Earth

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      Latest: What is meant by 'Earth's surface temperature'? Svein, Mar 31, 2015 at 11:53 AM
    6. Computing and Technology

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      Latest: Referential Integrity Details. WWGD, Mar 31, 2015 at 12:46 PM
    1. Science Fiction and Fantasy

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      Latest: Movies for hardcore sci-fi geeks pvk21, Mar 29, 2015 at 6:01 AM
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