Hyperboloid and projections

Author:Malin Christersson

The blue circle shows the Klein disk end the red circle the Poincaré disk. Move the blue dots to change the Klein line, the corresponding Poincaré line is the red arc.

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Regular Star Polygons
The Gardener's Ellipse
Untitled
Domain of f(x,y)
Classifying Triangles

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matrizes
testing 123
Special Triangle Trigonometry
Special Right Triangles

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Function Graph
Incircle or Inscribed Circle
Diagrams
Derivative
Hypothesis Testing