Ball, W. W. Rouse (Walter William Rouse), 1850-1925 · London, Macmillan · leaf 89
eorems in the theory of equations. B. R. 5 66 GEOMETRICAL RECREATIONS [CH. IV spaces of the accompanying diagram. In these fundamentalforms A represents one colour and B the other colour. Thediamond-shaped figure in the middle of the diagram representsan anallagmatic pavement of 256 tiles which is… … B B A B B B B A An Anallagmatic Isochromatic Pavement. 10 black tiles. Such an arrangement, where the differencebetween the number of white and black tiles used in each lineis constant, and equal to Vm, is called isochromatic. If m isodd or oddly even, it is impossible to construct…
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