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GeoGebra
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Outline
Inversions and Projections
What?
Inversion in a square
Inversion in a spline
Inversion from an equilateral triangle to a regular 60-gon
Pappus Chain
Reflection in a Circle
Different Multiples, Selected Mods, with Inversion
Stereographic projection
Stereographic Projection of an Array of Circles
Stereographic Projections of Some Common Functions
Stereographic Projection of Coordinate Grid to Sphere
Projecting the Plane onto a Sphere
Sexteto de Soddy
Inversions and Projections
Author:
Chip Rollinson
What?
Inversion in a square
Inversion in a spline
Inversion from an equilateral triangle to a regular 60-gon
Pappus Chain
Reflection in a Circle
Different Multiples, Selected Mods, with Inversion
Stereographic projection
Stereographic Projection of an Array of Circles
Stereographic Projections of Some Common Functions
Stereographic Projection of Coordinate Grid to Sphere
Projecting the Plane onto a Sphere
Sexteto de Soddy
Next
What?
New Resources
What Do You See?
Pythagorean Theorem: Quick Illustrator
挂谷问题——三尖瓣形
Right Triangle Inscribed in a Semicircle
Isosceles Right Triangle
Discover Resources
Segment and Angle Addition
Example
WMC 2017
#8 18-gon with diagonals
คิดเลขเร็ว
Discover Topics
Polynomial Functions
Correlation
Symmetry
Equations
Definite Integral
