For example, if it's true that it's raining, and it's true that I'm inside, then it's true that it's raining, and I'm inside.
Formally:
A B ∴ ( A ∧ B )
... of 18 living with them, 55.2% are married couples living together, 9.2% have a female householder with no husband present, and 30.7% are non-families. 22.6% of all ...