Combining Texts

You have chosen 'On Concept and Object' by Gottlob Frege, 'Causation and the Manifestation of Powers' by Alexander Bird and 'Foundations of Geometry' by David Hilbert

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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