Recent content by chaiyar

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    Numerical integration of a magnetic spin vector in a magnetic field

    Thanks for your help TSny, but I'm still a little lost. I end up with three equations of the form \dot{m}_x = f_1 (m_y,m_z,\dot{m}_y,\dot{m}_z) \\ \dot{m}_y = f_2 (m_x,m_z,\dot{m}_x,\dot{m}_z) \\ \dot{m}_z = f_3 (m_x,m_y,\dot{m}_x,\dot{m}_y) \\ but I don't see how to...
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    Numerical integration of a magnetic spin vector in a magnetic field

    Homework Statement Hi there, thanks in advance for any help! I have a first order DE: \frac{\partial \vec{m}}{\partial t} = -\vec{m} \times \vec{h}_{eff} + \alpha \vec{m} \times \frac{\partial \vec{m}}{\partial t} (a scaled Landau-Lifshitz-Gilbert equation) where m is a magnetism...
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    Evaluating Double Integral: Reversing Order and Simplifying by Parts

    Apologies for not being proficient enough in the use of Latex to write this problem properly I hope it will suffice if I simply describe it: It is the integration of f(x,y)=(sin(y))/(x+y) with respect to x between limits 0 and y which I've found to give ( sin(y) ) ( ln(2y) ) This...
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