Quote:
Originally Posted by a1call
Here we go again with empty sets and semi empty sets.
Different conventions, conflictingly different solutions.
Makes the challenge flawed in my opinion.
Are primes products of distinct primes?
I would say not, but know of Wikipedia worshippers which would disagree.

1 is NOT a prime by definition. The smallest prime is 2.
So primes are NOT a product of distinct primes, because a product is defined by at least 2 terms.