Elliptic involution

Author:Ben Geels

Given a circle with center A and radius r. (r can be taken negative) line b is passant Point P moves over line b. line p is polar of P wrt the circle line p intersects line b in Q

New Resources

'Einstein' tile vitral
Nobody Likes to Be a Semicircle
A Happy Polar Leaf
Spherical dodecahedron/icosahedron
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם

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Endpoints of a geodesic
Resultant - non parallel
Blue Crayon
Reflection across a line
Secret of the a-value
Start under Pressure

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Interest Calculation
Set Theory
Planes
Curve Sketching
Cube