By Susanne K. Langer
Now revised and corrected, the booklet permits you to commence with the easiest symbols and conventions and turn out with a awesome grab of the Boole-Schroeder and Russell-Whitehead structures. It covers the research of varieties, necessities of logical constitution, generalization, periods, and the central family between them, universe of periods, the deductive method of sessions, the algebra of good judgment, abstraction and interpretation, calculus of propositions, the assumptions of Whitehead and Russell's Principia Mathematica, and logistics. Appendices conceal symbolic good judgment and the good judgment of the syllogism, the development and use of truth-tables, and proofs of 2 theorems.
"One of the clearest and least difficult introductions to a topic that's a great deal alive." — Mathematics Gazette.