Although Descartes Is Able to Cast Doubt on His Knowledge

question 45

True/False

Although Descartes is able to cast doubt on his knowledge of material reality, he finds the abstract propositions of mathematics impossible to doubt.

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Definitions:

Number Expression

An arrangement of numbers and mathematical symbols that collectively represent a numerical value or equation.

Full-grown Giraffe

A fully matured giraffe, typically characterized by its long neck and legs, and distinctive coat patterns.

Calves

Young bovine animals, especially domestic cattle, or the young of other large mammals such as elephants and whales.

Number Expression

A mathematical phrase that can involve numbers and operations symbols, but doesn’t include an equal sign.