Packing 16, 17 of 18 circles in an equilateral triangle

J.B.M. Melissen, Peter Schuur

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13 Citations (Scopus)
66 Downloads (Pure)


We present new, efficient packings for 16, 17 and 18 congruent circles in an equilateral triangle. The results have been found by the use of simulated annealing and a quasi-Newton optimization technique, supplemented with some human intelligence.
Original languageEnglish
Pages (from-to)333-342
Number of pages10
JournalDiscrete mathematics
Issue number1-3
Publication statusPublished - 1995


  • METIS-124528
  • IR-20854


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