Elimination Rules

Some articles on elimination rules, rules:

Natural Deduction - Comparison With Other Foundational Approaches - Sequent Calculus
... In natural deduction the flow of information is bi-directional elimination rules flow information downwards by deconstruction, and introduction rules flow ... In the sequent calculus all inference rules have a purely bottom-up reading ... Inference rules can apply to elements on both sides of the turnstile ...
Logical Harmony
... name coined by Sir Michael Dummett, is a supposed constraint on the rules of inference that can be used in a given logical system ... the meanings of logical connectives could be given by the rules for introducing them into discourse ... Gentzen's idea was that having rules like this is what gives meaning to one's words, or at least to certain words ...

Famous quotes containing the words rules and/or elimination:

    The duce of any other rule have I to govern myself by in this affair—and if I had one ... I would twist it and tear it to pieces, and throw it into the fire when I had done—Am I warm? I am, and the cause demands it—a pretty story! is a man to follow rules—or rules to follow him?
    Laurence Sterne (1713–1768)

    The kind of Unitarian
    Who having by elimination got
    From many gods to Three, and Three to One,
    Thinks why not taper off to none at all.
    Robert Frost (1874–1963)