Euler's characteristic states that for any convex polyhedron, the number of vertices minus the number of edges plus the number of faces always equals two. This fundamental result in topology helps classify polyhedral shapes and extends to higher-dimensional geometry.

• 100% combed and ring-spun cotton
• Fabric weight: 4.2 oz./yd.² (142 g/m²)
• Pre-shrunk fabric
• Side-seamed construction
• Shoulder-to-shoulder taping