Combining Texts

You have chosen 'On Copernicanism and Relativity of Motion' by Gottfried Leibniz, 'The Value Problem' by John Greco and 'The Principles of Science' by William S. Jevons

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All the ideas for Theory of Logic, or select a subheading:

	A.	Overview of Logic
	B.	Logical Consequence
	C.	Ontology of Logic
	D.	Assumptions for Logic
	E.	Structures of Logic
	F.	Referring in Logic
	G.	Quantification
	H.	Proof Systems
	I.	Semantics of Logic
	J.	Model Theory in Logic
	K.	Features of Logics
	L.	Paradox