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looking for equation
shadow@xxxxxx
(18 Oct 2015 16:14 UTC)
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Re: [TML] looking for equation
Dave
(18 Oct 2015 16:57 UTC)
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Re: [TML] looking for equation
Bruce Johnson
(18 Oct 2015 18:41 UTC)
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Re: [TML] looking for equation
Bruce Johnson
(18 Oct 2015 18:44 UTC)
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Re: [TML] looking for equation
Rob O'Connor
(19 Oct 2015 23:53 UTC)
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Re: [TML] looking for equation
Rob O'Connor
(21 Oct 2015 10:21 UTC)
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Re: [TML] looking for equation
Rob O'Connor
(21 Oct 2015 23:23 UTC)
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Re: [TML] looking for equation
Bruce Johnson
(22 Oct 2015 00:07 UTC)
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Re: [TML] looking for equation
Rob O'Connor
(23 Oct 2015 08:50 UTC)
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Re: [TML] looking for equation
Bruce Johnson
(23 Oct 2015 14:46 UTC)
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Re: [TML] looking for equation
shadow@xxxxxx
(25 Oct 2015 09:26 UTC)
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Re: [TML] looking for equation
Jerry Barrington
(22 Oct 2015 16:18 UTC)
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Re: [TML] looking for equation shadow@xxxxxx (23 Oct 2015 12:25 UTC)
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On 22 Oct 2015 at 12:18, Jerry Barrington wrote: > Just to argue your basic premise, assuming you are walking about > electromagnetic or sound emissions, the sum of emissions from 2 fixed > & equal sources is *not* elliptical. You are talking A+B, but the > sum of emissions would be 1/A^2 + 1/B^2. (Shhh! *They* don't know that) More seriously, it's mostly a handwave anyway, and involves "magic" Also, if I recall correctly, "waves" emitted from focus A will converge to focus B and vice-versa. -- Leonard Erickson (aka shadow) shadow at shadowgard dot com
