## Reasoning: a textbook of elementary logic |

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### Contents

Introduction | 1 |

The Illogical Mind at Work | 3 |

Fallacies | 16 |

Copyright | |

12 other sections not shown

### Common terms and phrases

affirmative antecedent antilogism applied argument Aristotle assumed called categorical proposition causal cause conclusion conjunction consequent Consider Constitution contradictory deductive defined definition deny disjuncts disprove distributed enthymeme equivalent everything example excluded existence existential import expression eyestrain F T F fact fallacy false falsity Figure give given hence idea illicit major implicit implies induction inference instance invalid kind language likewise logical logician major term material implication materially equivalent matter means middle term mind minor premise minor term namely nature negation negative NORMAN CAMPBELL obverse operations p v q particular PASTOR person PHILOSOPHER possible predicate term proof prove q is true question reasoning relation require rules sense sequence square of opposition stand statement stipulative definition subject term superaltern supposed syllogism syllogistic symbol tautologies thing thought tion truth table U.S. SUPREME COURT undistributed universal usage valid Venn diagrams words