Combining Texts
Ideas for
'Individuals without Sortals', 'Cantorian Abstraction: Recon. and Defence' and 'Tractatus Logico-Philosophicus'
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5 ideas
5. Theory of Logic / E. Structures of Logic / 1. Logical Form
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18268
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Apparent logical form may not be real logical form [Wittgenstein]
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5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / a. Logical connectives
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10905
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My fundamental idea is that the 'logical constants' do not represent [Wittgenstein]
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5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / c. not
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23493
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'Not' isn't an object, because not-not-p would then differ from p [Wittgenstein]
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5. Theory of Logic / E. Structures of Logic / 4. Variables in Logic
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7784
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'Object' is a pseudo-concept, properly indicated in logic by the variable x [Wittgenstein]
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9148
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I think of variables as objects rather than as signs [Fine,K]
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