Table of Contents:
  • On the primitive term of logistic
  • Foundations of the geometry of solids
  • On some fundamental concepts of metamathematics
  • Investigations into the sentential calculus
  • Fundamental concepts of the methodology of the deductive sciences
  • On definable sets of real numbers
  • Logical operations and projective sets
  • The concept of truth in formalized languages
  • Some observations on the concepts of omega-consistency and omega-completeness
  • Some methodological investigations on the definability of concepts
  • On the foundations of boolean algebra
  • Foundations of the calculus of systems
  • On the limitations of the means of expression of deductive theories
  • On extensions of incomplete systems of the sentential calculus
  • The establishment of scientific semantics
  • On the concept of logical consequence
  • Sentential calculus and topology.