[Logical Algebra]

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Manuscript Metadata

Resource ID

21623

Access

Open

Contributed by

Frederik Wellmann

type of material

A. MS.

description

Notational conventions. The introduction of superfluous elements into algebra for purposes of balance and homogeneity. Rules of algebraical procedure. The three laws of thought: identity, contradiction, and excluded middle. Logic and the uses of ordinary language. Aristotle's propositional forms.

general index

Aristotle, Contradiction principle of (see also Laws of thought), Excluded middle principle of (see also Laws of thought), principle of identity (see also Laws of thought), Logic (modal see Modality), Ordinary language