An Introduction to Philosophy, Issue 163 |
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Page 17
... necessary and sufficient condition for being divisible by 2 without remainder . But have we discovered a real definition of ' even integer ' ? No , because a set of logically necessary and sufficient conditions for being an even integer ...
... necessary and sufficient condition for being divisible by 2 without remainder . But have we discovered a real definition of ' even integer ' ? No , because a set of logically necessary and sufficient conditions for being an even integer ...
Page 229
... necessary existence ? In ordinary contexts we use ' necessary ' adjectivally in such examples as : He has the necessary courage to face the danger . He has the necessary intelligence to pass the test . He has the necessary self ...
... necessary existence ? In ordinary contexts we use ' necessary ' adjectivally in such examples as : He has the necessary courage to face the danger . He has the necessary intelligence to pass the test . He has the necessary self ...
Page 230
... necessary that x necessarily exists " are all false . Even worse , they are meaningless . He has the necessary courage ' is a meaningful sentence because we know what ' necessary courage ' means . But we really do not know what ...
... necessary that x necessarily exists " are all false . Even worse , they are meaningless . He has the necessary courage ' is a meaningful sentence because we know what ' necessary courage ' means . But we really do not know what ...
Contents
PRELIMINARY EXPLANATIONS ON THE NATURE | 3 |
THE ARGUMENT WITH CEPHALUS | 36 |
THE ARGUMENT WITH THRASYMACHUS | 46 |
Copyright | |
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assert assume assumption attentively believes awake believe attentively believes that q Cartesian Circle causal Cephalus clarity and distinctness clear and distinct clearly and distinctly cogito propositions concept conclusion consequences contingent proposition criterion of incorrigible deduce define definiendum definiens Descartes doubt dream argument entails evidence evil demon argument example experience explication father follows formal reality four sides G. E. Moore God's existence Haldane and Ross Hence idea imply incorrigible knowledge integer James know incorrigibly know with certainty logical positivists logical words logically necessary male parent material objects mathematical propositions Meditation mind mistaken nature necessarily false necessarily true propositions notion observation sentences omnipotence ontological argument option ought-judgments pain Peano's definition Peirce perceptual proposition philosophical Plato Polemarchus pragmatic premises principle of clarity proposition is corrigible proposition of kind prove question real definition reason self-contradictory sense square has four supremely perfect synthetic sentence Taj Mahal thing Thrasymachus tion