| http://www.w3.org/ns/prov#value | - rs in 177 books from 1822-2004Page 214 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.Appears in 447 books from 1801-2007Page 43 - C' (89) (90) (91) (92) (93) 112.
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