Trefoil Knot

Crocheted surface bounded by a trefoil knot, based on Shiying Dong's MoMath workshop instructions.

Her every other works are intriguing as well, such as following papers:

• Sculpting Mapping Cylinders: Seamless Crochet of Topological Surfaces (Bridges 2023)
• From Knot Diagrams to Crocheted Topological Surfaces (Bridges 2024)

And here's her Ig account: @clay_mushi