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Question: How to run this: ` Computes A*B mod b^d by convolution of lists of digits:`

Question:How to run this: ` Computes A*B mod b^d by convolution of lists of digits:`

2cUniverse 115 Maple
homework mod duplicate-question
May 20 2021
2


 

13.5.2021

 

 

 

 

   
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`&*` := proc (A := 1, B := 4, b := 2, d := 4) local c, i, k; c := 0; [seq(irem(c+add(A[i]*B[k+1-i], i = 1 .. k), b, 'c'), k = 1 .. d)] end proc
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`&*`()

[irem(1[1]*4[1], 2, c), irem(1[1]*4[2]+1[2]*4[1], 2, c), irem(1[1]*4[3]+1[2]*4[2]+1[3]*4[1], 2, c), irem(1[1]*4[4]+1[2]*4[3]+1[3]*4[2]+1[4]*4[1], 2, c)]

 (1)
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Download mod_proc.mw

Hi 😊

I have found this Code here somewhere in MaplePrimes.

I am very interested in that Procedure, but it doesn't run.

I will be very happy, to get help with that.

Thanks a lot,

Arno

 

 
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