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adds comments to binsum

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Kobi Gurkan 2019-11-23 19:24:02 +02:00
parent ba656fefbe
commit 451fb51a0d
1 changed files with 2 additions and 0 deletions
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circuits/binsum.circom
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@ -50,6 +50,7 @@ To waranty binary outputs:
This function calculates the number of extra bits in the output to do the full sum. This function calculates the number of extra bits in the output to do the full sum.
*/ */
/* a must be < Nq/2, where Nq is the number of elements in the scalar field */
function nbits(a) { function nbits(a) {
var n = 1; var n = 1;
var r = 0; var r = 0;
@ -61,6 +62,7 @@ function nbits(a) {
} }
/* n must be such that (2**(n+1) -2) < Nq/ops, where Nq is the number of bits in the scalar field */
template BinSum(n, ops) { template BinSum(n, ops) {
var nout = nbits((2**n -1)*ops); var nout = nbits((2**n -1)*ops);
signal input in[ops][n]; signal input in[ops][n];