Rotoreflection Notes



[This is an outgrowth of my Isometries Come in Circles manuscript (2001)]




rotoreflection made easy



rotoreflection angles


Visual proofs for (I) and (II)



examples in the cube



(24)(68) * (138)(275) = (1368)(2754)

(24)(68) * (1265)(4378) = (28)(143765)

(14)(23)(58)(67) * (17)(28)(34)(56) = (1683)(2574)

(14)(23)(58)(67) * (138)(275) = (35)(126784)

(24)(68) * (17)(28)(34)(56) = (17)(265843)

(24)(68) * (16)(25)(38)(47) = (1836)(2547)


Added 08/08/13: A rotereflection is what takes one half of a tennisball or baseball to the other half

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