What were the key ideas of Peter of Ailly?

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What were the key ideas of Peter of Ailly?

Peter of Ailly, a prominent medieval philosopher, had several key ideas. One of his main contributions was his skepticism towards the Aristotelian concept of natural philosophy. He argued that human knowledge is limited and that it is impossible to fully comprehend the workings of the natural world through reason alone.

Another important idea of Peter of Ailly was his belief in the existence of an infinite universe. He rejected the Aristotelian notion of a finite cosmos and instead proposed that the universe is boundless, with an infinite number of stars and planets.

Additionally, Peter of Ailly was known for his defense of nominalism, a philosophical position that denies the existence of universal concepts or essences. He argued that universals are merely names or labels that humans assign to groups of similar objects, rather than having any inherent reality.

Overall, Peter of Ailly's key ideas revolved around skepticism towards Aristotelian philosophy, the concept of an infinite universe, and his defense of nominalism.