| William Stanley Jevons - 1864 - 104 páginas
...or understood in its usual statement. The dilemma is as follows:— If A is B, E is F, and if C is **D, E is F: but, either A is B, or C is D, therefore E is F.** Adopting Wallis's reduction to the categorical form, and supplying some term G, to express the present... | |
| Francis Garden - 1867 - 228 páginas
...combination of hypothetical and disjunctive elements. Its form is as follows : — If either A is B, or C is **D, E is F. But either A is B, or C is D.** . • . E is F. It is easy to see that we have here but an example of that which is generally, but,... | |
| James McCosh - 1870 - 252 páginas
...draw the common consequent in the conclusion. The argument is constructive : If A is B, or if C is **D, E is F ; But either A is B, or C is D;** .-.EisF. (3) In which each of the antecedents has a different consequent, and we can draw the consequent... | |
| James McCosh - 1873 - 244 páginas
...draw the common consequent in the conclusion. The argument is constructive : If A is B, or if C is **D, E is F ; But either A is B, or C is D** ; /. E is F. (3) In which each of the antecedents has a different consequent, and we can draw the consequent... | |
| Francis Garden - 1878 - 280 páginas
...procedure. It consists in the combination of two hypotheses, with a complex disjunction. If A is B, or C is **D, E is F ; but either A is B, or C is D,** .•. E is F. The hypotheses or X^/tara, as we have seen, may be more than two, and the kind of reasoning... | |
| Joseph Henry Gilmore - 1888 - 160 páginas
...a single consequent ; while its minor premiss is a disjunctive judgment. E. g. : If A is B, or C is **D, E is F ; But either A is B or C is D** ; . - . In any case, E is F. If this man is either a murderer or insane, he ought to be shut up ; But... | |
| William Stanley Jevons - 1880 - 370 páginas
...in (2) and (3), and then strike out two self-contradictory terms — A = AaB + AaC -I- AD = AD. 41. **If A be B, E is F ; and if C be D, E is F ; but either A is B, or C is D ; therefore, E is F.** (De Morgan, Formal Logic, p. 123. ) This appears to be more complicated in symbols than it really is.... | |
| William Stanley Jevons - 1890 - 346 páginas
...or understood in its usual statement. The dilemma is as follows : — If A is B, E is F, and if C is **D, E is F : but, either A is B, or C is D, therefore E is F.** Adopting Wallis's reduction to the categorical form, and supplying some term G, to express the present... | |
| James Hutchens Baker - 1890 - 254 páginas
...DILEMMA. There are four forms of the Dilemma : First, the Simple Constructive — If A is B, or If C is **D, E is F But either A is B, or C is D** ; Example : If the judge decides the case in favor of A, or if he decides in favor of B, he will incur... | |
| John Neville Keynes - 1894 - 514 páginas
...and contrapositing the major, we have — If E is not F, A is not B; and if E is not F, C it not D ; **but Either A is B or C is D ; therefore, E is F;** and this is a dilemma in the simple destructive form. The definition of the dilemma above given is... | |
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