brotherbobby's latest activity
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brotherbobby posted the thread I Recovering Hamilton's Equations from Poisson brackets in Classical Physics.The issue : Let me start by copying and pasting the relevant passage from the text, thanks to modern day methods of computing. The... -
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brotherbobby replied to the thread Problem with pulleys - two fixed and one movable.Because the force of the rope is not the only force that acts on them. There's the force of gravity (weight) too, which is different for...
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brotherbobby replied to the thread Problem with pulleys - two fixed and one movable.That is what I have a problem with. If it is the same (inextensible) rope, how can different parts of it move with different...
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brotherbobby posted the thread Problem with pulleys - two fixed and one movable in Introductory Physics Homework Help.[The problem involves the use of Lagrange's equations for conservative systems. I am first trying to solve it using Newton's mechanics...
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brotherbobby replied to the thread Independent components of three indexed systems ##T_{ijk}##.Thank you @julian , while I am struggling to understand your method, especially that of the "stars and bars", your results are precious...
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brotherbobby posted the thread Independent components of three indexed systems ##T_{ijk}## in Calculus and Beyond Homework Help.Attempt : [The author uses the term "system" with respect to indexed quantities. He reserves the term "tensor" when the components of...
