Z4

Z4 method Information about the method Proposer(s): Conrad Rider Proposed: 2010 Alt Names: Variants: No. Steps: 7 No. Algs: 7 for EO pairing Avg Moves: ~125 (estimate) Purpose(s): Speedsolving Experimental Methods

A reduction-based method for solving big cubes, based on ZZ principals - minimal rotations and F/B moves.

Steps

A full description is available here.

1. Solve Centres
2. EOpair DF/DB and place
3. EOpair 10 remaining dedges
4. Flip final bad dedges (inc single flip parity)
5. ZZF2L
6. COLL
7. EPLL including PLL parity (1 alg)

See Also

• ZZ Method
• EOLine
• Edge Orientation

External Links

• Speedsolving.com: Simultaneous EO and edge pairing for ZZ on 4x4