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: Mext Help DanHoro, Apr 25, 2015 at 9:31 PM
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    1. General Physics

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      Latest: equator and perpendicular bisector nasu, Apr 25, 2015 at 7:14 PM
    2. Classical Physics

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      Latest: A clear sense of basics of physics Cruz Martinez, Apr 25, 2015 at 10:33 PM
    3. Quantum Physics

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      Latest: Energy of a particle near a potential well The_Duck, Apr 25, 2015 at 11:39 PM
    4. Special and General Relativity

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    5. Atomic, Solid State, Comp. Physics

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      Latest: Why Cannot I Factorize the Partition Function? DrDu, Apr 25, 2015 at 2:41 PM
    6. High Energy, Nuclear, Particle Physics

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    7. Beyond the Standard Model

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      Latest: Does h-bar change in gravitational waves? PeterDonis, Apr 25, 2015 at 9:27 PM
    1. Astronomy and Astrophysics

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      Latest: Calculating albedo and eccentricity mfb, Apr 25, 2015 at 4:58 PM
    2. Cosmology

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      Latest: Observing galaxies that recess faster than c Chalnoth, Apr 25, 2015 at 11:17 PM
    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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      Latest: A pretty interesting counting problem jbriggs444, Apr 25, 2015 at 9:08 PM
    2. Calculus

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      Latest: please help me with this series test. Thank you. Mark44, Apr 25, 2015 at 5:06 PM
    3. Differential Equations

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    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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    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 7:57 PM
    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: Thermodynamics - Otto Cycle jsko, Apr 25, 2015 at 8:25 PM
    2. Engineering Systems and Design

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      Latest: Modeling a Pulley Hellmut1956, Apr 25, 2015 at 7:25 PM
    3. Mechanical Engineering

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      Latest: Using a motor to move something 90 degrees phinds, Apr 25, 2015 at 9:42 PM
    4. Electrical Engineering

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      Latest: Induced current in a circular loop Simon Bridge, Apr 25, 2015 at 11:42 PM
    5. Materials and Chemical Engineering

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    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: how to make liquid nitrogen Emmanuel_Euler, Apr 25, 2015 at 3:22 PM
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    3. Medical Sciences

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    4. Programming and Computer Science

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    5. Earth

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      Latest: BIG quake coming in NOW Evo, Apr 25, 2015 at 11:36 PM
    6. Computing and Technology

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      Latest: My calculator's integration seems wrong SammyS, Apr 25, 2015 at 11:52 AM
    1. General Discussion

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      Latest: Today I learned Astronuc, Apr 25, 2015 at 10:34 PM
    2. 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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      Latest: Hi All, StevieTNZ, Apr 25, 2015 at 10:54 PM