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Izidor Hafner
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Demonstrations 21 - 40 of 1363
Cryptography on Polyhedra Nets
Theobald's Heptagon-to-Square Dissection in 3D
3D Theobald Decagon-to-Square Dissection
Theobald's Nonagon-to-Square Dissection
Tiling with Spidrons
Decagon-to-Square Dissection
Kids' Cryptography with a Key from a Propositional Puzzle
Symmetries of Icosahedron Puzzle
Dissection of a Hemicube into a Half Cube
Halves of 30 Bilinski Dodecahedra
Design a Tile for the p6 Wallpaper Group
Some Archimedean Solids in the Icosahedral Lattice
Star Prisms
Star Pyramids
3D Templates for Mazes on Polyhedral Nets
Calendar on a Bilinski Dodecahedron
Kids' Cryptography with a Key from a Frieze Pattern
Kids' Cryptography with a Key from a Wallpaper Group
Proposition Puzzle Cryptography
Kids' Cryptography Based on a Boolean Ring
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