It s the world s first known 16th-order perfect magic tesseract, Pickover says. We used a systematic method to check the sums of 16 numbers along each of these routes through each of the 65,536 points. The computation required about 10 hours on an IBM Intellistation running the Windows NT operating system. Magic squares and cubes. In Time Travel and Other Mathematical Bewilderments .
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He is the author of The Mathematical Tourist , Islands of Truth , Newton's Clock , Fatal Defect , and The Jungles of Randomness . Copyright 1999 Science Service . All rights reserved.