What is Cartesianism? – Cartesianism is the name given to the philosophical and scientific system of René Descartes and its subsequent development by other seventeenth century thinkers, most notably Nicolas Malebranche and Baruch Spinoza.[1] Descartes is often regarded as the first thinker to emphasize the use of reason to develop the natural sciences.[2] For him, the philosophy was a thinking system that embodied all knowledge, and expressed it in this way:[3]

Cartesianism – Wikipedia

https://en.wikipedia.org/wiki/Cartesianism

Cartesianism is the name given to the philosophical and scientific system of René Descartes and its subsequent development by other seventeenth century thinkers, most notably Nicolas Malebranche and Baruch Spinoza.[1] Descartes is often regarded as the first thinker to emphasize the use of reason to develop the natural sciences.[2] For him, the philosophy was a thinking system that embodied all knowledge, and expressed it in this way:[3]