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 )
... F. Smith issues a "Second Manifesto" against polygamy Art, Culture & Fashion 1904 in film The Great Train Robbery, by Siegmund Lubin[?] (a remake of the 1903 ...