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Hilbert curve Space-filling curve Fractal Hausdorff dimension, line, angle, text, rectangle png -
Gosper curve Space-filling curve Fractal Mathematics, Mathematics, text, symmetry, monochrome png
Dynamical billiards Dynamical system Hilbert space Chaos theory, Billiards, angle, triangle, monochrome png
The Foundations Of Geometry Hyperbolic geometry Non-Euclidean geometry, Mathematics, triangle, symmetry, monochrome png
Abakan River Mathematician Yenisei River Sketch, plan, angle, text, plan png
