Dandelin's spheres

Dandelin proved in 1822 the mathematical link between a flat ellipes with two foci and the 3d conic.

 

chris cambré

 
Vrsta materijala
Aktivnost
Oznake
class  dandelin  ellipse  sphere 
Ciljana skupina (godine)
14 – 19+
Jezik
English
 
 
 
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