Sequent Calculus - The System LK

The System LK

This section introduces the rules of the sequent calculus LK (which is short for “logistischer klassischer Kalkül”), as introduced by Gentzen in 1934. A (formal) proof in this calculus is a sequence of sequents, where each of the sequents is derivable from sequents appearing earlier in the sequence by using one of the rules below.

Read more about this topic:  Sequent Calculus

Famous quotes containing the word system:

    Delight at having understood a very abstract and obscure system leads most people to believe in the truth of what it demonstrates.
    —G.C. (Georg Christoph)