The Principles of Logic

absolutely abstract affairs affirmed or denied animals applied argument arithmetical mean asserted assume attributes average believe blunders called categorical proposition causal causal relations cause CHAPTER circumstances conclusion converted copula deduction definite destructive dilemma discussed distinguish effect ence event evidence example exist explain expressed fact fallacy Fallacy of Accident false feel figure genus give given happens hypothetical hypothetical syllogism identity Ignoratio Elenchi illicit major imply individual induction inference involves Jevons judgment kind large number logic major premise matter mean measurements ment merely Method of Agreement Method of Difference method of exhaustion nature negative never non-P objects observation perfectly person possible predicate present principle probably prove quantity question reason reference rela rule sense singular species statement story supposed sure syllogism tell term things thought tion true truth uniformity universal proposition whole witness words wrong