The story
Part of the Hoare logic proposed in 1969 by the British computer scientist and logician Tony Hoare.
Etymology from Wiktionary, CC BY-SA 4.0.
Hoare triple
Today it means: A formal description of how the execution of a piece of code changes the state of the computation in Hoare logic, consisting of a command to be run, a precondition that holds true beforehand, and a postcondition that holds true afterwards. Full definition →