Physics Forums - The Fusion of Science and Community

    1. Science and Math Textbooks

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    2. Academic Guidance

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      Latest: Calculus 3 vs Differential Equations QuantumCurt, Apr 25, 2015 at 10:36 AM
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      Latest: Nano physics amjad-sh, Apr 25, 2015 at 11:05 AM
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    5. STEM Learning Materials

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    1. General Physics

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      Latest: Machinegun vs giant asteroid XZ923, Apr 25, 2015 at 11:11 AM
    2. Classical Physics

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    3. Quantum Physics

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    4. Special and General Relativity

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    5. Atomic, Solid State, Comp. Physics

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      Latest: Auger electrons vs secondary electrons ZapperZ, Apr 25, 2015 at 10:31 AM
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    7. Beyond the Standard Model

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    1. Astronomy and Astrophysics

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      Latest: Ceres at RC3, 13500km above surface OmCheeto, Apr 25, 2015 at 10:53 AM
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      Latest: Observational difference between OS and FLRW PeterDonis, Apr 25, 2015 at 10:57 AM
    3. Stargazing and Telescopes

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      Latest: What stars/star systems can I see tonight? davenn, Apr 24, 2015 at 6:21 PM
    1. General Math

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    2. Calculus

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      Latest: Really hard integrals? PWiz, Apr 25, 2015 at 9:25 AM
    3. Differential Equations

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      Latest: Physical meaning of KdV equation Simon Bridge, Apr 25, 2015 at 7:14 AM
    4. Topology and Analysis

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      Latest: Complex Analysis: Contour Integral nateHI, Apr 24, 2015 at 4:54 PM
    5. Linear and Abstract Algebra

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      Latest: Symmetry of Orthogonally diagonalizable matrix DmytriE, Apr 25, 2015 at 9:30 AM
    6. Differential Geometry

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      Latest: Noethers theorem, physics and mathematics JVM, Apr 22, 2015 at 9:20 AM
    7. Set Theory, Logic, Probability, Statistics

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      Latest: Derive mgf bivariate normal distribution Lewis7879, Apr 25, 2015 at 1:17 AM
    8. Math Software and LaTeX

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      Latest: Latex- how to do single quotes? Simon Bridge, Apr 24, 2015 at 7:31 PM
    1. General Engineering

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      Latest: Homemade battery packs 48volts rbelli1, Apr 25, 2015 at 12:30 AM
    2. Engineering Systems and Design

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      Latest: Modeling a Pulley Hellmut1956, Apr 25, 2015 at 6:39 AM
    3. Mechanical Engineering

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      Latest: Anti-Lag Turbo Supercharger rcgldr, Apr 25, 2015 at 2:28 AM
    4. Electrical Engineering

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      Latest: Induced current in a circular loop Jony130, Apr 25, 2015 at 10:58 AM
    5. Materials and Chemical Engineering

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      Latest: Torus material Eddie Sines, Apr 25, 2015 at 8:22 AM
    6. Nuclear Engineering

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      Latest: Shippingport incore instrumentation Muti, Apr 25, 2015 at 6:53 AM
    1. Chemistry

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      Latest: Absorbance - UV Spectroscopy Ygggdrasil, Apr 25, 2015 at 9:51 AM
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    3. Medical Sciences

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      Latest: What makes effective UV - proof clothing? Drakkith, Apr 24, 2015 at 10:55 PM
    4. Programming and Computer Science

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      Latest: Harmonics present in an Image FactChecker, Apr 25, 2015 at 6:17 AM
    5. Earth

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      Latest: BIG quake coming in NOW Astronuc, Apr 25, 2015 at 10:00 AM
    6. Computing and Technology

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      Latest: Ti-nspire cx cas search function? mikko paatainen, Apr 25, 2015 at 8:52 AM
    1. Science Fiction and Fantasy

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      Latest: "Chewie, we're home" jedishrfu, Apr 24, 2015 at 11:13 PM
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    3. New Member Introductions

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      Latest: Hi All, ZapperZ, Apr 25, 2015 at 8:41 AM