2019-12-27 09:14:26 +00:00
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## Marjorie Rice tiling
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## see: "Marjorie Rice and the MAA tiling", Doris Schattschneider
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e2.
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angleunit(deg)
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let(u=sqrt(3)/3)
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tile(1, 30, u, 60, u, 90, 1, 60, 1, 120)
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tile(1, 30, u, 60, u, 90, 1, 60, 1, 120)
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tile(1, 30, u, 60, u, 90, 1, 60, 1, 120)
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2019-12-27 22:41:45 +00:00
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#c(0,0,0,4,0)
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#c(0,3,2,3,0)
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#c(0,1,2,2,0)
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#c(0,2,1,1,0)
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#c(2,1,1,2,0)
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#c(1,0,2,4,0)
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#c(2,0,2,0,0)
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#c(1,3,1,4,0)
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# in Conway notation, tile #k can be identified with k primes or with @k
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conway("(0 4)(3 3'')(1 2'')(2 1')(1'' 2')(0' 4'')(0'')(3' 4')")
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# affect Vineyard/Zebra/Land of Power
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line(0)
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# heptagon role (affects e.g. Graveyard)
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grave(1)
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# draw sublines in the grid, for every pair of vertices in distance of 1 distunit
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sublines(1)
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