› of or connected with the ideas and theories of the mathematician René Descartes: Cartesian doubt/dualism Cartesian geometry/coordinatesPhilosophyBranches and types of mathematics

(Definition of Cartesian adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus
© Cambridge University Press)

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- Addition, subtraction, multiplication & division
- Averages
- Calculations & calculating
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- Geometry: bends, loops & curves
- Geometry: describing angles, lines & orientations
- Geometry: parts of geometrical shapes
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- Numbers generally
- Numbers: cardinal, including nought & zero
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- Terms for numbers

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