## An Investigation of the Laws of Thought: On which are Founded the Mathematical Theories of Logic and Probabilities |

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An Investigation of the Laws of Thought: On which are Founded the ... George Boole Limited preview - 1958 |

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according actual algebraic appear application assume becomes cause chapter character coefficients combination conception conclusion condition connected connexion consequences considered consists constituents deduce definition dependent determine distinct elements elimination employed equal equation equivalent event evident evils example exist expression fact factor final function fundamental give given Hence implied independent individual instance interpretation involved knowledge language latter laws limits logical meaning method mind mode nature necessary object observed obtained occur operations particular positive possess possible premises present primary principle Prob probability problem processes Prop propositions question reasoning reduced reference regarded relation remains remark represent respect result rule satisfy simple single solution supposed symbols t₁ theory things thought tion true truth universe whence whole X₁