A Text-book of Deductive Logic: For the Use of Students |
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Page 4
... individual things or objects agree1 , For example , the concept ' man ' viewed objectively , that is , as something ... thing existing in things or objects . The concept , like the science itself , must be objective ; and what is an objective ...
... individual things or objects agree1 , For example , the concept ' man ' viewed objectively , that is , as something ... thing existing in things or objects . The concept , like the science itself , must be objective ; and what is an objective ...
Page 5
... individual flowers agree . Thus every concept is objectively an attribute or ... thing and an attribute . For example , the judgment ' all men are mortal ... thing and an attribute is inferred from one or more given relations of CHAP . I ...
... individual flowers agree . Thus every concept is objectively an attribute or ... thing and an attribute . For example , the judgment ' all men are mortal ... thing and an attribute is inferred from one or more given relations of CHAP . I ...
Page 17
... thing cannot be both B and not - B , " " This paper cannot be both white and not - white . " This is called the ... individual thing A. If the term B be true of the in- dividual thing A , then the term not - B cannot , at the same time ...
... thing cannot be both B and not - B , " " This paper cannot be both white and not - white . " This is called the ... individual thing A. If the term B be true of the in- dividual thing A , then the term not - B cannot , at the same time ...
Page 18
... individual thing . If the term B be not true of the individual thing A , then the term not - B must be true of it ; if the term not - B be not true of it , then B must be true of it . In other words , two contradictory propositions ...
... individual thing . If the term B be not true of the individual thing A , then the term not - B must be true of it ; if the term not - B be not true of it , then B must be true of it . In other words , two contradictory propositions ...
Page 19
... individual thing , one and the same thing ; and , in that case , two contradictory terms B and not - B cannot both be either true or false of A ; or , in other words , the two propositions ' A is B ' and ' A is not - B ' are con ...
... individual thing , one and the same thing ; and , in that case , two contradictory terms B and not - B cannot both be either true or false of A ; or , in other words , the two propositions ' A is B ' and ' A is not - B ' are con ...
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Common terms and phrases
abstract terms accidens affirmed or denied animal antecedent applicable assertory attri attribute connoted axioms belong called categorical propositions categorical syllogism circle co-existence collection of attributes College concepts concrete consists contrapositive converse copula corresponding Deductive Logic definition differentia disjunctive proposition Edited elements example excluded existence expressed fallacy false falsity figure former genus given proposition gives rise Hamilton heat hypothetical proposition immediate inference implies individual thing Inductive Inductive Reasoning judgment latter laws of thought logicians major premiss many-worded material bodies meaning men are mortal metals middle term Mill's minor mortal negative not-A not-B not-P objects of thought obverse particular phenomena phenomenon possessed predicate principles probability quantity rational reasoning regarded relation represented rules signified Similarly singular sition species subalternation subcontrary subject and predicate substance syllogistic Theory of Predication things denoted third triangle true truth Ueberweg universal universal propositions valid moods violated by inferring words
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