def comb_next
import bend-collections-laws-crypto@1.0.0.0/src/math/generic.bend as Genericimport Base
import bend-collections-laws-crypto@1.0.0.0/src/math/num.bend as N
487def comb_next(~T: Data, ~op: N.Op<T> -> T, ~test: N.Test<T> -> Bool, +r: T, +t: T, +j: T) -> T & Bool:
488 comb_mul(~T, ~op, ~test, r, t, j, gcd(~T, ~op, ~test, r, j))