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Topic:
Math trick? Angst's Theorem??
Replies:
12
Last Post:
Dec 4, 2012 8:33 AM




Re: Math trick? Angst's Theorem??
Posted:
Dec 2, 2012 10:05 AM


On Sun, 02 Dec 2012 07:49:17 0500, pete wrote:
>Existential Angst wrote: >> >> Try this on a calculator/spreadsheet: >> >> Take sq rt of 10, to as many places as poss.. >> Then take recip. What do you see? >> For the calculationally lazy: >> 3.162277660168 > .3162277660168... !!!! >> Weird coincidence? Predictable?? >> Angst's Theorem?? > > >Take sq rt of N, to as many places as poss..
N = 3:
sqrt(N)= 1.7320508075689
>Then take recip.
1/N = 0.57735026918963
>What do you see?
Nothing immediately interesting.
When working in base10, I see interesting things only when N is an integral power of 10.
>For the calculationally lazy: > (1 / sq rt of N) = (sq rt of N) / N !!!! >Weird coincidence?
It depends.
>Predictable??
Is what predictable?



