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modal

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Another case of someone who intuited the modal fallacy early on?

  • Post author:Emil O. W. Kirkegaard
  • Post published:15. November 2012
  • Post category:Uncategorized
  • Post comments:0 Comments

http://plato.stanford.edu/entries/moore/#2 So, on the face of it, this thesis has here been inferred from Leibniz’ Law. Moore observes, however, that the step from (1) to (2) is invalid; it confuses…

Continue ReadingAnother case of someone who intuited the modal fallacy early on?

A modal fallacy in linguistics

  • Post author:Emil O. W. Kirkegaard
  • Post published:13. May 2012
  • Post category:Linguistics/language/Logic
  • Post comments:0 Comments

I'm writing this piece as i have gotten rather tired of explaining this point over and over. Writing an article about it saves me time. The form of reasoning goes…

Continue ReadingA modal fallacy in linguistics

Dennett (1995) and th modal falacy

  • Post author:Emil O. W. Kirkegaard
  • Post published:24. November 2011
  • Post category:Uncategorized
  • Post comments:0 Comments

“In the "weak form," it is a sound, harmless, and on occasion useful application of elementary logic: if x is a necessary condition for the existence of y, and y…

Continue ReadingDennett (1995) and th modal falacy

John Nolt – Logics, chp. 11-12

  • Post author:Emil O. W. Kirkegaard
  • Post published:5. September 2011
  • Post category:Logic
  • Post comments:0 Comments

I am taking an advanced logic class this semester. Som of the reading material has been posted in our internal system. I'll post it here so that others may get…

Continue ReadingJohn Nolt – Logics, chp. 11-12

Propositions, cross-world identity and truth values

  • Post author:Emil O. W. Kirkegaard
  • Post published:3. October 2010
  • Post category:Metaphysics
  • Post comments:3 Comments

1. There is a thing, x, such that it is a contingent proposition. ∃xCx 2. For any thing, x, if x is a contingent proposition then there is a possible…

Continue ReadingPropositions, cross-world identity and truth values

Bachelors and essential properties

  • Post author:Emil O. W. Kirkegaard
  • Post published:26. September 2010
  • Post category:Language
  • Post comments:0 Comments

When explaining the distinction between essential and accidental properties bachelors are often used. The idea of essential properties is this: The distinction between essential versus accidental properties has been characterized…

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A note about modal collapse

  • Post author:Emil O. W. Kirkegaard
  • Post published:6. January 2010
  • Post category:Uncategorized
  • Post comments:2 Comments

Removed due to lack of quality.

Continue ReadingA note about modal collapse

Infallible knowledge, the modal fallacy and modal collapse

  • Post author:Emil O. W. Kirkegaard
  • Post published:28. November 2009
  • Post category:Uncategorized
  • Post comments:2 Comments

The much mentioned the modal fallacy is not a fallacy (that is, is a valid inference rule) if one accepts an exotic view about modalities and necessities that is logically…

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Language, the modal fallacy and the symbolic representation of a conditional

  • Post author:Emil O. W. Kirkegaard
  • Post published:28. September 2009
  • Post category:Language
  • Post comments:0 Comments

"[W]hat follows from a true premiss must be true" (The Problems of Philosophy, p. 60, link) Wrote Russell as an example of a principle of logic that is more self-evident…

Continue ReadingLanguage, the modal fallacy and the symbolic representation of a conditional

An appeal to skepticism about reasoning

  • Post author:Emil O. W. Kirkegaard
  • Post published:1. September 2009
  • Post category:Logic/Philosophy
  • Post comments:0 Comments

Unaided and aided reasoning Humans reason about many things. Some things are more complex than other things. The more complex a thing is, the more probably it is that one…

Continue ReadingAn appeal to skepticism about reasoning
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