biquandle
nounEtymology From bi- + quandle.
1
Mathematics, Sciences A generalisation of a quandle that is a form of a birack
- We provide examples demonstrating that the new invariants are not determined by the biquandle counting invariant, the knot quandle, the knot group or the traditional skein invariants..2015, Sam Nelson, Michael E. Orrison, Veronica Rivera, “Quantum Enhancements and Biquandle Brackets”, in arXiv: