John Wilson

John Wilson (1741–1793) was an English mathematician. He is known for Wilson's theorem, which states that

p

is prime if and only if

1 + (p − 1)!

is divisible by

p

.

External links

• O'Connor, John J.; Robertson, Edmund F., "John Wilson", MacTutor History of Mathematics archive, University of St Andrews, http://www-history.mcs.st-andrews.ac.uk/Biographies/Wilson_John.html .