Descartes' theorem (disambiguation)
In geometry, Descartes' theorem states that, for every four mutually tangent circles, the radii of the circles satisfy a certain quadratic equation.
Descartes' theorem may also refer to:
- Descartes' theorem on total angular defect, on angles in polyhedra
- Descartes' rule of signs, on roots of polynomials
See also[edit]
This disambiguation page lists articles associated with the title Descartes' theorem.
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