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1 vote
0 answers
180 views

How did Descartes made a logical skeptic argument against logic, without falling into a paradox, in his Metaphysical Meditations? Is it actually valid

René Descartes seems to have made some arguments against logic and mathematics in his Metaphysical Meditations, however it seems that these arguments are still logical, and the problem is whether that ...
algo's user avatar
  • 51
1 vote
0 answers
656 views

Large cardinals and in intellectu existence?

I have had some success in the philosophy of mathematics. Briefly I compare Cantor's sets to the clear and distinct ideas of Descartes which is regarded as philosophically rigorous work; on the other ...
Wakem's user avatar
  • 132
4 votes
1 answer
258 views

Did Descartes believe arguments for Euclid's parallel postulate were cogent?

If Descartes wanted to found philosophy on the certainty of mathematics, it seems he must have considered arguments for Euclid's parallel postulate cogent, or at least not doubted them. Gerolamo ...
Geremia's user avatar
  • 8,260
1 vote
2 answers
480 views

Mathematics and René Descartes

Why are axioms of mathematics not recognized by René Descartes? How can they be untrue? Can we not treat them as basics which are absolute and build upon them?
da boss's user avatar
  • 149
0 votes
1 answer
60 views

Descartes' Enlargement or Limitation of Cognition?

Descartes gives the metaphysical implications of freedom of the will as it relates to the power of cognition. This involves the function of judgement in its natural character and representational ...
Paradox Lost's user avatar
  • 2,119
12 votes
4 answers
3k views

"Because if you doubt that you're doubting, you're still doubting" - What is the analogous mathematical/logical expression to this sentence?

In an answer here, the following was stated: The essence of his [Descartes] argument is that you can doubt almost everything about the world, but you can't doubt that you're doubting. Because if ...
draks ...'s user avatar
  • 768
7 votes
5 answers
630 views

Has there been a Cartesian revolution in mathematics?

In his book "Méthodes modernes en géométrie", Jean Fresnel wrote: il ne faut pas se faire d'illusions, Descartes résout des problème de géométrie, non parce qu'il a de la méthode, mais parce qu'...
Thomas Klimpel's user avatar