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Wikipedia: Voronoi diagram

Anchor text: Test that shows whether your display is pure 2.2 gamma or sRGB (~2.2 gamma)

Wikipedia: SRGB

Anchor text: A Shadertoy renderization of Wythoff's construction method

Wikipedia: Wythoff construction

Anchor text: A Shadertoy renderization of Wythoff's construction method

Wikipedia: Wythoff symbol

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Wikipedia: Jansen's linkage

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Wikipedia: Jansen's linkage

Anchor text: Escher's prentententoonstelling

Wikipedia: Print Gallery (M. C. Escher)

Anchor text: GLSL Demonstration of 3x3 Convolution Kernels

Wikipedia: Kernel (image processing)

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Wikipedia: Composite artifact colors

Anchor text: A Shadertoy renderization of Wythoff's construction method

Wikipedia: Lists of uniform tilings on the sphere, plane, and hyperbolic plane