Research

Extending the Verified Range for \(A!B!=C!\) to \(B \leq 10^{1,000,000,000}\)

Extending the Verified Range for \(A!B!=C!\) to \(B \leq 10^{1,000,000,000}\)

The factorial Diophantine equation A!B!=C! has one known nontrivial solution, 6!7!=10!. Habsieger proved that every further solution must have...

Solutions to Coding Challenges