The Principles of Mathematics (1903)

Part Appendices. 
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Part Appendices. 

Table of Contents

  1. Appendix A. The Logical and Arithmetical Doctrines of Frege

    1. § 475. Principal points in Frege's doctrines
    2. § 476. Meaning and indication
    3. § 477. Truth-values and judgment
    4. § 478. Criticism
    5. § 479. Are assumptions proper names for the true or the false?
    6. § 480. Functions
    7. § 481. Begriff and Gegenstand
    8. § 482. Recapitulation of theory of propositional functions
    9. § 483. Can concepts be made logical subjects?
    10. § 484. Ranges
    11. § 485. Definition of ∈ and of relation
    12. § 486. Reasons for an extensional view of classes
    13. § 487. A class which has only one member is distinct from its only member
    14. § 488. Possible theories to account for this fact
    15. § 489. Recapitulation of theories already discussed
    16. § 490. The subject of a proposition may be plural
    17. § 491. Classes having only one member
    18. § 492. Theory of types
    19. § 493. Implication and symbolic logic
    20. § 494. Definition of cardinal numbers
    21. § 495. Frege's theory of series
    22. § 496. Kerry's criticisms of Frege

  2. Appendix B. The Doctrine of Types

    1. § 497. Statement of the doctrine
    2. § 498. Numbers and propositions as types
    3. § 499. Are propositional concepts individuals?
    4. § 500. Contradiction arising from the question whether there are more classes of propositions than propositions
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