Physics Forums - The Fusion of Science and Community

    1. Science and Math Textbooks

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      Latest: math requirements of QM by J. J. Sakurai? unsung-hero, Mar 27, 2015 at 7:20 AM
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      Latest: Deciding between schools: advice Nima223, Mar 27, 2015 at 7:34 AM
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      Latest: What is the coefficient of restitution Abeerchughtai, Mar 23, 2015 at 5:11 AM
    1. General Physics

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      Latest: Light pipes - is there a limit Skeptik22, Mar 27, 2015 at 8:14 AM
    2. Classical Physics

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    3. Quantum Physics

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      Latest: Stern Gerlach and Nuclear Spin? MadRocketSci2, Mar 27, 2015 at 7:56 AM
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    5. Atomic, Solid State, Comp. Physics

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      Latest: Derivation of Carrier Concentration (ni) m_keown2000, Mar 27, 2015 at 6:54 AM
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    7. Beyond the Standard Model

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      Latest: Condensed matter physics, area laws & LQG? atyy, Mar 26, 2015 at 11:04 PM
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    2. Cosmology

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      Latest: How can you show the CMB shift parameter? shadi_s10, Mar 27, 2015 at 5:11 AM
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    1. General Math

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      Latest: How old is i? (Imaginary number) Mark44, Mar 27, 2015 at 1:17 AM
    2. Calculus

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      Latest: Finite difference method nonlinear PDE Last-cloud, Mar 27, 2015 at 7:08 AM
    3. Differential Equations

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      Latest: Two ODEs which are coupled the_wolfman, Mar 27, 2015 at 8:10 AM
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      Latest: Minimization with cos()^2 dirk_mec1, Mar 24, 2015 at 5:36 AM
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      Latest: what does it mean to say a Lie group is real? pellman, Mar 24, 2015 at 6:27 PM
    6. Differential Geometry

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      Latest: Hodge duality and differential forms PhyAmateur, Mar 26, 2015 at 5:35 PM
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    8. Math Software and LaTeX

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      Latest: Mathcad 2001 to Latex converter? simplex1, Mar 27, 2015 at 4:11 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: Vehicle COG comparison for longitudinal rollover Raudi, Mar 27, 2015 at 5:29 AM
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      Latest: Op-amp Circuit with virtual Ground cpscdave, Mar 27, 2015 at 8:12 AM
    5. Materials and Chemical Engineering

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      Latest: What exactly does pressure drop tell you? Baluncore, Mar 27, 2015 at 4:07 AM
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    6. Computing and Technology

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    1. General Discussion

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    2. Science Fiction and Fantasy

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      Latest: Hallo! Hello! and Hi! dieseltaylor, Mar 27, 2015 at 6:42 AM