Multigrid CA

1. Multigrid CA (Analyses Acceleration) (with Nested Iterations)

2. y F x S E S S E S S S S S S S S E E S E S S S S S S E V - cycle W - cycle lattice lattice h h 2h 2h 4h 4h 8h 8h : Equilibrium update to convergence : Prolongation (e) : Restriction (r) : Equilibrium updated S times ▣ Multigrid Acceleration latticeh lattice 2h lattice 4h lattice 8h

3. ▣ Multigrid Acceleration S=25, Vf=2 (W-cycle) #of Cells vs. #of Cell updates

4. ▣ Multigrid Acceleration S=25, Vf=1 (V-cycle) #of Cells vs. #of Cell updates

5. ▣ Multigrid Acceleration S=10, Vf=2 (W-cycle) #of Cells vs. #of Cell updates

6. ▣ Multigrid Acceleration S=10, Vf=1 (V-cycle) #of Cells vs. #of Cell updates

7. ▣ Multigrid Acceleration Number of Design Updates