Combining Texts

You have chosen 'The Sign of Four' by Arthur Conan Doyle, 'Intermediate Logic' by David Bostock and 'Summa' by Eustachius a Sancto Paulo

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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