Post scriptum: Il Ven, 16 Ottobre 2020 7:13 am, Marco Bodrato ha scritto: > m = mpz_tdiv_ui(p, prime); > m = (diff > 0) ? prime - m : m;
I remember that, in this context, if p = 0 (mod prime), the result m =
prime is as good as the result m = 0. Because the next two lines are:
if (m & 1)
m += prime;
Ĝis,
m
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