Physics Forums - The Fusion of Science and Community

    1. Science and Math Textbooks

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      Latest: Serge Lang's Linear Algebra blue_leaf77, Mar 6, 2015 at 1:31 PM
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    4. Educators and Teaching

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    5. STEM Learning Materials

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    1. General Physics

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      Latest: Transistor as an amplifier (doubt) latencymech, Mar 6, 2015 at 2:05 PM
    2. Classical Physics

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      Latest: Entropy and the Lagrangian Jimster41, Mar 6, 2015 at 2:10 PM
    3. Quantum Physics

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    4. Special and General Relativity

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      Latest: Gravity Question phinds, Mar 6, 2015 at 1:52 PM
    5. High Energy, Nuclear, Particle Physics

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      Latest: Materiel for fixed target particle collisions mfb, Mar 6, 2015 at 7:53 AM
    6. Beyond the Standard Model

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      Latest: Gravity from entanglement friend, Mar 6, 2015 at 10:42 AM
    1. Astronomy and Astrophysics

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      Latest: Ceres at 1 lightsecond, 36% size of full moon wabbit, Mar 6, 2015 at 2:10 PM
    2. Cosmology

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    3. Stargazing and Telescopes

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      Latest: Purchasing binoculars for stargazing advice turbo, Mar 5, 2015 at 1:18 PM
    1. General Math

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      Latest: Theorem with the most proofs micromass, Mar 6, 2015 at 1:41 PM
    2. Calculus

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      Latest: Area of a helical surface haruspex, Mar 6, 2015 at 1:04 AM
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    5. Linear and Abstract Algebra

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      Latest: Im(BF) in Im(B)? Payam30, Mar 6, 2015 at 12:13 PM
    6. Differential Geometry

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      Latest: Tangent vectors as directional derivatives Fredrik, Mar 6, 2015 at 1:55 PM
    7. Set Theory, Logic, Probability, Statistics

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    8. Math Software and LaTeX

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      Latest: line changing color latex tikz Greg Bernhardt, Mar 6, 2015 at 9:22 AM
    1. General Engineering

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    2. Engineering Systems and Design

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    3. Mechanical Engineering

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      Latest: Viscous damping acting on rotating disk Chestermiller, Mar 6, 2015 at 12:37 PM
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    5. Materials and Chemical Engineering

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    6. Nuclear Engineering

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    1. Chemistry

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      Latest: Chlorine gas, Nitrogen and Sodium Hydroxide MartinMan, Mar 6, 2015 at 11:45 AM
    2. Biology

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      Latest: AST/ALT levels Evo, Mar 5, 2015 at 2:11 PM
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    4. Programming and Computer Science

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    5. Earth

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      Latest: Underneath Hawaii's Kilauea Volcano Bystander, Mar 6, 2015 at 3:30 AM
    6. Computing and Technology

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      Latest: Superscalar CPUs and Quantum computing f95toli, Mar 6, 2015 at 11:08 AM
    1. General Discussion

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      Latest: Random Thoughts part 4 Enigman, Mar 6, 2015 at 1:50 PM
    2. Science Fiction and Fantasy

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      Latest: What fantasy universe would you live in? alphareign, Mar 5, 2015 at 5:53 PM
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    4. New Member Introductions

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      Latest: Arnold Birnie PENG Civil Greg Bernhardt, Mar 6, 2015 at 1:14 PM