Hanusa Design Gift Card mathjewelry This necklace is part of

This necklace is part of our Knots collection which also includes the trefoil

This manifests itself as the solid and empty circles in the earring design

In this necklace we show off a part of a random Apollonian circle packing

This one continuous loop bounces back and forth between two defining functions

Hanusa Design Gift Card mathjewelry This necklace is part ofDo you want to give the gift of mathematical jewelry but you are tied up in knots? Perhaps after your initial analysis you have found that there are just too many combinations? Stop going around in circles and choose one of these functional gift cards. Its absolute value will never expire and it will serve as a prime example of your thoughtfulness.