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At:
prime factorization uniquea 1. a : {2...}
2. b :
3. k:, g,h:({a..b}).
3. is_prime_factorization(a; b; g)
3.
3. is_prime_factorization(a; b; h)
3.
3. {a..b}(g) = k {a..b}(g) = {a..b}(h) g = h g,h:({a..b}).
is_prime_factorization(a; b; g)
is_prime_factorization(a; b; h) {a..b}(g) = {a..b}(h) g = h