A New World
My ramblings about science….

The following is based on a conversation with a friend on IRC earlier…

So what is handwaving? We often hear people describe something as handwaving…

So here’s my take on what a handwaving argument is:
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From my previouse post “The Legrangian - How it’s used…” I had a left over question, which was to solve the legrangian equation of motion:

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Well I’m stuck in uni for a little while before my tutorial starts at 1, so I thought I’d quickly explain how the Lagrangian is used.

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