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The Eightfold Way: A Mathematical Sculpture by Helaman Ferguson

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The selection of materials for outdoor sculpture commissioned today may range from traditional bronze, granite or copper to ephem- eral materials like plastics, plants and electronic equipment. Over time these materials interact with each other and their environment, leading to inevitable deterioration. Metals corrode, plastics discolor or become brittle, painted surfaces chip and fade. In addition, ele- ments in the environment—water, chemical pollutants, extreme temperatures and ultraviolet light—accelerate these processes of deterioration. Sculptures have been removed from view because of neglected maintenance....

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