He discovered co-ordinate geometry; so in school when you are learning about x and y coordinates and they were called Cartesian coordinate that's after Descartes.
揭示了坐标几何学;,当你在学校学习X轴和Y轴的时候,它们被叫作笛卡尔坐标，那就是以他的名字来命名的。
He discovered co-ordinate geometry; so in school when you are learning about x and y coordinates and they were called Cartesian coordinate that's after Descartes.
揭示了坐标几何学;,当你在学校学习X轴和Y轴的时候,它们被叫作笛卡尔坐标，那就是以他的名字来命名的。
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