FO (complexity) - Logic Without Arithmetical Relations

Logic Without Arithmetical Relations

Let the successor relation, succ, be a binary relation such that is true if and only if .

Over first order logic, succ is strictly less expressive than <, which is less expressive than +, which is less expressive than bit. + and are as expressive as bit.

Read more about this topic:  FO (complexity)

Famous quotes containing the words logic and/or relations:

    Neither Aristotelian nor Russellian rules give the exact logic of any expression of ordinary language; for ordinary language has no exact logic.
    Sir Peter Frederick Strawson (b. 1919)

    In the relations of a weak Government and a rebellious people there comes a time when every act of the authorities exasperates the masses, and every refusal to act excites their contempt.
    John Reed (1887–1920)