The SHAPE of the Quilt substrate. θ = (√5−1)/2 = golden ratio conjugate. The most noncommutative, the most cell.
Betti: 1, 4, 6, 4, 1 · χ = 0 · γ+η = 1
Drag to rotate. Scroll to zoom. Watch the 14 spectral invariants float in 4D space.