Two combined toroids with the surface area of a sphere (offline, no dependencies) drag = rotate view · scroll = zoom
AREA LEDGER each torus A = 4π²Rr two tori = 8π²Rr sphere A = 4πRs² set equal → R = Rs²/(2πr)
sphere Rs:
1.50
minor r:
0.35
spin:
40
%
show sphere: