# Max-SAT is NP-hard
Last edited: 2025-12-05
# Statement
# Proof
There is a many-one reduction from the SAT problem to max-SAT .
If we have an instance of the SAT problem plug it into max-SAT and if we get an assignment the satisfies all clauses return that, otherwise say no.
As SAT is NP-complete this gives that max-SAT is NP-hard .