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September 13, 2025, 06:53:26 am
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Author Topic: random thread  (Read 11535 times)  Share 

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TrueTears

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Re: random thread
« Reply #60 on: January 30, 2010, 06:28:39 pm »
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No, these are physics stuff.
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Re: random thread
« Reply #61 on: March 11, 2010, 11:42:58 pm »
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Is meant to output a scalar? outputs a vector, so what are you meant to do with that?
« Last Edit: March 11, 2010, 11:47:44 pm by /0 »
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Re: random thread
« Reply #62 on: March 13, 2010, 09:21:15 pm »
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What is ?

Yep, that's (x times y)

*Through experimentation I've conjectured that . Still not sure why though.

Thanks :)
« Last Edit: March 13, 2010, 09:46:05 pm by /0 »
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humph

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Re: random thread
« Reply #63 on: March 14, 2010, 12:24:51 pm »
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Hint: chain rule.
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Re: random thread
« Reply #64 on: March 14, 2010, 12:30:25 pm »
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Ah thanks, I finally got it



Just wasn't used to dealing with products of variables.
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Re: random thread
« Reply #65 on: March 28, 2010, 03:51:39 am »
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Is there a 'method' for factorising differential operators? Or is it just a guess and check thing?

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