## An Introduction to LogicWritten for independent study and suitable for an introductory course in logic, this classic text combines a sound presentation of logic with effective pedagogy and illustrates the role of logic in many areas of humanistic and scientific thought. Cohen and Nagel's elegant integration of the history of philosophy, natural science, and mathematics helps earn this work its distinguished reputation. |

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### Saturs

THE NATURE OF A LOGICAL OR MATHEMATICAL | vii |

The Function of Axioms | 129 |

Structural Identity or Isomorphism | 137 |

The Independence and Consistency of Axioms | 143 |

PROBABLE INFERENCE | 151 |

The Mathematics or Calculus of Probability | 158 |

Interpretations of Probability | 164 |

SOME PROBLEMS OF LOGIC | 173 |

The Laws of Thought | 181 |

Exercises | 200 |

222 | |

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An Introduction to Logic Morris R. Cohen,Morris Raphael Cohen,Ernest Nagel Priekšskatījums nav pieejams - 1993 |

### Bieži izmantoti vārdi un frāzes

able affirmative alternative analysis angles antilogism argument assert assumptions axioms called categorical Chapter Cohen common concerning conclusion consequence Consider consistent contains contradiction contradictory deductive demonstration denoted depends determine discover discussion distinct distributed elements employ equal equivalent evidence examine example existence expressed fact false figure formal four geometry given heads Hence hypothetical implies important included independent indicate individuals inference interpretation invalid knowledge known least less logical major material mathematics matter meaning method minor moods Nagel nature necessary negative objects obtained particular pattern possible postulate predicate premises present principles probability proof properties propo proposition prove question reader reasoning regarded relation sense sentence sitions sometimes structure suppose syllogism symbols term theorems theory things thought tion true truth universal valid virtue