Elementary Lessons in Logic: Deductive and Inductive : with Copious Questions and Examples, and a Vocabulary of Logical Terms |
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Page 7
... consists ; but that it be- comes an art when it is occupied in framing rules to assist persons in detecting false reasoning . A science teaches us to know and an art to do , and all the more perfect sciences lead to the creation of ...
... consists ; but that it be- comes an art when it is occupied in framing rules to assist persons in detecting false reasoning . A science teaches us to know and an art to do , and all the more perfect sciences lead to the creation of ...
Page 12
... consists in comparing together two notions or ideas of objects de- rived from simple apprehension , so as to ascertain whe- ther they agree or differ . It is evident , therefore , that we cannot judge or compare unless we are conscious ...
... consists in comparing together two notions or ideas of objects de- rived from simple apprehension , so as to ascertain whe- ther they agree or differ . It is evident , therefore , that we cannot judge or compare unless we are conscious ...
Page 14
... consists in so arranging the individual things we meet in general no- tions or classes , and in giving them appropriate general names or terms , that our knowledge of them may be made as simple and general as possible . Every general ...
... consists in so arranging the individual things we meet in general no- tions or classes , and in giving them appropriate general names or terms , that our knowledge of them may be made as simple and general as possible . Every general ...
Page 15
... consists in gathering the truth that is contained in the premises when joined together , and carrying it with us into the conclusion , where it is embodied in a new proposition or assertion . We extract out of the pre- mises all the ...
... consists in gathering the truth that is contained in the premises when joined together , and carrying it with us into the conclusion , where it is embodied in a new proposition or assertion . We extract out of the pre- mises all the ...
Page 16
... consists of two terms and a copula , and when thus expressed it forms a Proposition . Thus in the proposition " Dictionaries are useful books , " the two terms are dictionaries and useful books ; the co- pula is the verb are , and ...
... consists of two terms and a copula , and when thus expressed it forms a Proposition . Thus in the proposition " Dictionaries are useful books , " the two terms are dictionaries and useful books ; the co- pula is the verb are , and ...
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Common terms and phrases
ABCD ambiguous angles animal antecedent applied argument Aristotle assert belong bodies brittle called cause character circumstances combinations common compound conclusion connotation considered consists contains contrapositive conversion copula Crown 8vo defined definition denote disjunctive syllogism distinct distinguished earth Edition effect elementary employed equal exactly example exist experiment explained expressed fact fallacy fallacy of accident false Fcap figure genus geometrical gism give gravitation Greek heat hypothetical hypothetical syllogism Illicit Major Induction inference instance iron kind knowledge known language Latin Laws of Thought LESSON Logic logicians major premise major term material fallacies Mathematical meaning ment metals are elements method middle term mind minor term mode moods moon nature negative notion objects observed particular perfect planets possess predicate properties prove qualities quantity reader reasoning rules sentence simple species substances syllogism theory things tion treated treatise triangle true truth universal verb words
Popular passages
Page 240 - If two or more instances of the phenomenon under investigation have only one circumstance in common, the circumstance in which alone all the instances agree is the cause (or effect) of the given phenomenon.
Page 16 - ... the discussion of such deeper questions of principle as are likely to present themselves to the reflective student in connexion with the methods and processes of his previous course.
Page 316 - Which of you convinceth me of sin ? And if I say the truth, why do ye not believe me? He that is of God heareth God's words : ye therefore hear them not, because ye are not of God.
Page 306 - But the wisdom that is from above is first pure, then peaceable, gentle, and easy to be intreated, full of mercy and good fruits, without partiality, and without hypocrisy.
Page 20 - THE FIRST THREE SECTIONS OF NEWTON'S PRINCIPIA. With Notes and Illustrations. Also a Collection of Problems, principally intended as Examples of Newton's Methods. By PERCIVAL FROST, MA, late Fellow of St. John's College, Mathematical Lecturer of King's College, Cambridge.
Page 252 - Subduct from any phenomenon such part as is known by previous inductions to be the effect of certain antecedents, and the residue of the phenomenon is the effect of the remaining antecedents.
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Page 20 - Newton, by showing the extent to which they may be applied in the solution of problems ; he has also endeavoured to give assistance to the student who is engaged in the study of the higher branches of Mathematics, by representing in a geometrical form several of the processes employed in the Differential and Integral Calculus, and in the analytical investigations of Dynamics.
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