An investigation of the laws of thought, on which are founded the mathematical theories of logic and probabilities.

Mode of access: Internet.

An investigation of the laws of thought, on which are founded mathematical theories of logic and probabilities.

Mode of access: Internet.

A comparative discussion of variable-valued logic and grammatical inference /

Bibliography: p. 45-46.

Probability and the logic of rational belief.

Includes bibliography.

Symbolic logic,

"Index of bibliographical references": p. [439]-443.

An introduction to modern logic; an elementary textbook of symbolic logic.

Mode of access: Internet.

Mathematics and logic for digital devices.

Mode of access: Internet.

A decision method for elementary algebra and geometry

"This report...was written while the project was a part of Douglas Aircraft Co., inc."

A primer of logic,

Mode of access: Internet.

Das Anwendungsproblem : Ein philosophischer Versuch über das Gesetz der grossen Zahlen und die Induktion.

Mode of access: Internet.

Le rationnel, études complémentaires à l'Essai sur la certitude logique,

Mode of access: Internet.

Essai sur les conditions et les limites de la certitude logique,

Mode of access: Internet.

A theory of formal deducibility.

Bibliography: p. 123-129.

Natural deduction, the logical basis of axiom systems

Mode of access: Internet.

Principia mathematica,

Mode of access: Internet.