244) of the text the semantics of propositional logic is usually defined in English, or with truth tables, e.g. S ^ T is true when S is true and T is true, and false otherwise e.g. True, False, ~True, ...

Figure 1: Molecular implementation of propositional logic statements and deductions. Using this system one can specify logic programs with facts and rules ... The inference via DNA computing.

Computational logic ... of axioms and inference rules, often utilising structured formal languages and logic. SAT Solvers: Tools designed to determine the satisfiability of propositional logic ...

(S, C) For the tenability of the thesis that mathematics is logic it is not only sufficient but also necessary that all mathematical expressions be capable of definition on the basis solely of logical ...