Top network posts

• 51 Why isn't the Euler-Lagrange equation trivial?
• 10 Why does my textbook say that equation $y = 7-3x$ has infinite number of solutions while it has only one root?
• 9 Adding a total time derivative term to the Lagrangian
• 8 Connection between Noether's Theorem and classical definitions of energy / momentum
• 8 Similarity between $e^x$ power series and Gamma function integral?
• 5 Stuck trying to prove conservation of energy
• 5 Why vector space only requires a finite sum?
• View more network posts →