Thomas D. Dean on Tue, 05 Dec 2023 19:53:13 +0100 |
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Re: number of ways of writing a nonnegative integer n as a sum of 3 squares (zero being allowed). |
On 12/4/23 01:17, Bill Allombert wrote: ...
Try this: fun(n)=my(a=sqrtint(n),c=0);for(i=-a,a,for(j=-a,a,for(k=-a,a,if(i^2+j^2+k^2==n,print(c++,":",[i,j,k])))));
... I distributed nonnegative thru n and i,j,and k. Sorry for the noise. But, all was not wasted, I learned something. Tom Dean