Why the Evil Demon Cannot Deceive You About Apriori Truths with Deepseek R1 0528 and Claude Sonnet 4.5

In René Descartes’s First Meditation, the meditator argues that there are some certainties even if here and now I am dreaming. The meditator claims even in a dream, a square has four sides and two and three equal five. What arguments are there that these claims are false? See Stanford Encyclopedia of Philosophy’s “A […]