Studies in Deductive LogicMacmillan and Company, limited, 1896 - 304 Seiten |
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A. J. Ellis aBc abc abc ABCD ABCD ABCD ABCDef abstract affirmative proposition animals answer assertion Camestres CHAPTER combinations conclusion consistent contradiction contradictory contrapositive converse Crown 8vo crystals Deductive Logic disjunctive distributed Edition Elementary Lessons equal equation Equational Logic equationally equivalent existence expressed fallacy false falsity following propositions foraminifera Formal Logic fourth figure give Hamilton Hence Illicit Process inductive inference involving Laws of Thought Lessons in Logic Logical Alphabet logical conditions logical force Logical Index logicians major premise major term mathematical meaning metals middle term minor term Morgan mortal negative premises non-disjunctive not-A obverse particular possible predicate Principles of Science problem Professor Prove qualities quantity question reasoning right angles rules second figure singular student substances substitution syllogistic symbols things third figure Thomson's three terms triangles true Undistributed Middle universal affirmative valid syllogism Xs are Ys