G. Crawford

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We use a representation of 3-D bodies derived from that used by Lang and Braid [3]. Body models are built up from two kinds of primitives: the half-space H, defined as the set of points and the i defined as the set of points _ Bodies are represented as boolean combinations of sets resulting from transformations of the (perhaps complemented) primitives by(More)
(except as provided in the next sentence) not in part, for internal and informational use only and not for commercial distribution. Notwithstanding the foregoing sentence, any protocol implementation conformance statements (PICS) or implementation conformance statements (ICS) contained in this specification/document may be separately reproduced and(More)
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