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prime factorization uniquea1 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 4. g : {a..b} 5. h : {a..b} 6. is_prime_factorization(a; b; g)
7. is_prime_factorization(a; b; h)
8. {a..b}(g) = {a..b}(h)
g = h