宏伟 发表于 2025-3-30 08:22:09

,The Euler–Lagrange Equations and Noether’s Theorem,Stationary action principle and the general form of the Euler–Lagrange equations. Notion of symmetry in classical field theory. Noether’s conserved currents.
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查看完整版本: Titlebook: Lectures on Classical and Quantum Theory of Fields; Henryk Arodź,Leszek Hadasz Textbook 20101st edition Springer-Verlag Berlin Heidelberg