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First Two LayersFrom Speedsolving.com WikiF2L
Information
Proposer(s): Ren Schoof
Proposed: 1981
Alt Names:
Variants: ZBLS, VHF2L, WV, MGLS, possibly others
No. Steps: 1
No. Algs: 42
Avg Moves: 6.7 HTM a slot
Purpose(s): Speedsolving, FMC
First Two Layers, or F2L are normally the first two bottom layers of the 3x3x3 cube, or essentially all layers up until the last layer on larger cubes. The definition is a little different depending on the subject or who you are talking to. Normally it is as above but it may also refer to the part of the Fridrich method that solves the pairs without counting the cross part. 2-gen F2L, most pairs (30:42) have the edge sitting in the U-layer having two orientations, it shows R or F colour at the side. If it is the R colour you can solve the pair using only RU and if it is the F colour you can turn the cube (y') and sovle the pair to the back slot using only RU. The only pairs that needs both R and F turns are the six ones with the edge unoriented in the slot, if the edge is oriented in the slot both ways works.
Approaches Petrus F2L Another way to solve the 'F2L' is by building blocks, common during the first two layers of the Petrus method. Fridrich F2L There are many ways to solve the 'F2L' on a cube. A common system is using the Fridrich method first two layer approach. After solving the cross, a corner-edge pair is paired up, and then inserted into the correct slot. A total of four corner edge (or 'CE') pairs are made and inserted to solve the first two layers. The concept of pairing up four corner/edge pairs was first proposed by Ren Schoof in 1981. F2L edit Easy Cases Reposition Edge Reposition Edge and Flip Corner Split Pair by Going Over Pair Made on Side Weird Cases Corner in Place, Edge in U Face Edge in Place, Corner in U face Edge and Corner in Place
Easy CasesF2L 1
F2L U (R U' R') [X]
F2L R' F R F' [X]
F2L U2 (R U2 R') [X]
F2L 2
F2L y' U' (R' U R) [X]
F2L U' (F' U F) [X]
F2L F R' F' R [X]
F2L d' L' U L [X]
F2L r U R' U' M [X]
F2L (U2) l R U' R' U l' [X]
F2L (U2) l2 F' l' U l' [X]
F2L (U') F R' F' R2 U' R' [X]
F2L 3
F2L y' (R' U' R) [X]
F2L y (L' U' L) [X]
F2L F' U' F [X]
F2L U M R U' R' U M' [X]
F2L U r' R2 U' R' U M' [X]
F2L 4
F2L (R U R') [X]
F2L (U2) L (R U' R') U L' [X]
Reposition EdgeF2L 5
F2L (U' R U R') U2 (R U' R') [X]
F2L (U' R U R') U (R' F R F') [X]
F2L F2 (L' U' L U) F2 [X]
F2L L U' R U L' R' U2 R U' R' [X]
F2L U' (R U R') U' R U2 R' [X]
F2L 6
F2L d (R' U' R) U2' (R' U R) [X]
F2L y' (U R' U' R) U2 (R' U R) [X]
F2L y' (U R' U' R) U' y (F R' F' R) [X]
F2L U' (r U' R' U) (R U r') [X]
F2L R2 (B U B' U') R2 [X]
F2L 7
F2L U' (R U2' R') U2 (R U' R') [X]
F2L U' R U2 R' U' R U2 R' [X]
F2L M' U' M U2 r U' r' [X]
F2L R U B U2 B' U R' [X]
F2L 8
F2L d (R' U2 R) U2' (R' U R) [X]
F2L y' U (R' U2 R) U2 (R' U R) [X]
F2L (r' U2) (R2 U R2 U r) [X]
F2L y' R' U' F' U2 F U' R [X]
Reposition Edge and Flip CornerF2L 9
F2L U' R U' R' d R' U' R [X]
F2L d (R' U' R U')(R' U' R) [X]
F2L y2 U' (L U' L') d (L' U' L) [X]
F2L U r U R' U' R2 r' U' R' [X]
F2L U' R U' R' U2 M R U' R' U M' [X]
F2L F (R U R' U') F' R U' R' [X]
F2L (U F' U' F) U' (F' U' F) [X]
F2L F2 (U R U' R') F2 [X]
F2L 10
F2L U' (R U R' U)(R U R') [X]
F2L R d' R U R' U2 F' [X]
F2L U F' U F U' R U R' [X]
F2L d R' U R d' R U R' [X]
F2L y2 B2 (U' R' U R) B2 [X]
Back Right Slot Open: R' U R2 U R'
F2L 11
F2L U' (R U2' R') d (R' U' R) [X]
F2L (y) L' d L' U2 L U2 F [X]
F2L U' R U2 R' U2 M R U' R' U M' [X]
F2L U (F R' F' R)2 U' R U R' [X]
F2L (y') R U2 R2 U' R2 U' R' [X]
F2L U' l F U' R U l' U R' [X]
F2L 12
F2L R U' R' U R U' R' U2 R U' R' [X]
F2L d (R' U2 R) d' (R U R') [X]
F2L R U2 R' U2' R U2' R' U2' R U' R' [X]
F2L R' U2 R2 U R2 U R [X]
F2L y (F U') (R U2 R' U2') F' [X]
F2L (U R U' R') U' (R U R' U') (R U R') [X]
Back right slot open: R' U2 R2 U R'
F2L 13
F2L d (R' U R U')(R' U' R) [X]
F2L y' U (R' U R U')(R' U' R) [X]
F2L (U F' U F) U' (F' U' F) [X]
F2L M' U' (R U R') U' (R U2 r') [X]
F2L (R U' R') U (R' F R F') (R U' R') [X]
F2L (R U R') d' (L' U' L U) (L' U' L) [X]
F2L (R U' R' U2)(R U' l U' R' U l') [X]
Back right slot open: R' U R F' U' F F2L 14
F2L U' (R U' R' U)(R U R') [X]
F2L d' F U' F' d R U R' [X]
Split Pair by Going OverF2L 15
F2L M U L F' L' U' M' [X]
F2L U (R' F R F') U (R U R') [X]
F2L y' (R' U R U') d' (R U R') [X]
F2L y (L' U L) U2 y' (R U R') [X]
F2L R U2 R' U R U R' U R U' R' [X]
F2L R U R' U2 R U' R' U R U' R' [X]
F2L R U' R U2' R2' U' R2 U' R2' [X]
F2L U' R2 U2 R U' R' U R' U2 R2 [X]
Front left slot open: U (R U' R') D (R U' R') D'
F2L 16
F2L (R U' R' U) d (R' U' R) [X]
F2L (R U' R') U2 (F' U' F) [X]
F2L (U') (R U2 M' U' R' U) (R U r') [X]
F2L (U) R (F R U R' U' F') R' [X]
F2L (U) M' (U R U' r') (U' R U R') [X]
F2L y' U R U2 R U' R U R' U2 R' [X]
F2L 17
F2L (R U2 R') U' (R U R') [X]
F2L 18
F2L y' (R' U2 R) U (R' U' R) [X]
F2L y (L' U2 L) U (L' U' L) [X]
F2L (R U R' U') R U2 R' U y (L' U L) [X]
F2L (R U R' U') (R U R' U') F R' F' R [X]
F2L F' U2 F U F' U' F [X]
F2L (R' F R F') (R U' R' U) (R U' R') [X]
Pair Made on SideF2L 19
F2L U R U2 R2 (F R F') [X]
F2L U (R U2 R') U (R U' R') [X]
F2L (R U2 R' U') U' (R U' R' U)(R U R') [X]
F2L 20
F2L U' F' U2 F2 (R' F' R) [X]
F2L y' U' (R' U2 R) U' (R' U R) [X]
F2L y2 d' (R' U2 R) U' (R' U R) [X]
F2L U' (R U R' U) (F' L' U2 L F) [X]
F2L U' (R U' R2' F R F') (R U' R') [X]
F2L U' (R U' R' U) (R U') (l U' R' U l') [X]
F2L d' L' U2 L U' L' U L [X]
F2L 21
F2L (R U' R') U2 (R U R') [X]
F2L U2 (R U R' U)(R U' R') [X]
F2L R B U2 B' R' [X]
F2L U2 R x' U' R U x R2' [X]
F2L U F R U R' U' R' F' R [X]
F2L 22
F2l y' (R' U R) U2 (R' U' R) [X]
F2L F' L' U2 L F [X]
F2L y' U2 (R' U' R U')(R' U R) [X]
F2L y2 U' d' (R' U' R U')(R' U R) [X]
F2L r U' r' U2 r U r' [X]
F2L U F R U R' U' F' R U R' U2' [X]
F2L d2 y' R' U' R U' R' U R [X]
WeirdF2L 23
F2L U2 R2 U2 (R' U' R U') R2 [X]
F2L U (F R' F' R) U (R U R') [X]
F2L U R U' R' U' R U' R' U R U' R' [X]
F2L (R U R' U') U' (R U R' U')(R U R') [X]
F2L (R U2 R') (F' U F) U' (R U R') [X]
F2L 24
F2L U F' L' U L F R U R' [X]
F2L (R U R') d (R' U R U') (R' U R) [X]
F2L y' (R' U' R U) U (R' U' R U)(R' U' R) [X]
F2L y' U2 R2 U2 (R U R' U) R2 [X]
F2L U' (R U) (R2' F R F') (R U' R') [X]
F2L U' (R U R' U) (R U') (l U' R' U l') [X]
F2L U2 F2 U2 (F U F' U) F2 [X]
F2L F U (R U' R' F')(R U' R') [X]
Corner in Place, Edge in U FaceF2L 25
F2L d' (L' U L) d (R U' R') [X]
F2L y U' (L' U' L) U (F U F') [X]
F2L U' (F' U F) U (R U' R') [X]
F2L U' M' U R U' r' (R U R') [X]
F2L R U2 R' U R U2 R' U2 R U' R' [X]
F2L R U R' U2 R U R' U2 R U' R' [X]
F2L R' F' R U R U' R' F [X]
F2L (U') F' R U R' U' R' F R [X]
F2L (R U' R' U') (R U' R' U) (R U R') [X]
F2L y' (l' U' l U) (l F' l' F) [X]
F2L (U) (R' U' R' U') R2 (U R U R) [X]
F2L y U R' u' R U' R' U u R [X]
If the back right slot is open: F2L R2 U' R' U R2 [X]
F2L U D' R U' R' D [X]
F2L 26
F2L U (R U' R') d' (L' U L) [X]
F2L U (R U' R') U' (F' U F) [X]
F2L U (R U' R') (F R' F' R) [X]
F2L U R U (r' R U' R' U M') [X]
F2L U R U' M' U R' U' M [X]
F2L r U r' U2 r U r' U2 r U' r' [X]
F2L y (r U r' U') (r' F r F') [X]
F2L 27
F2L (R U' R' U)(R U' R') [X]
F2L (R U' R2)(F R F') [X]
F2L F' U' F U2 (R U' R') [X]
F2L 28
F2L (R U R' U') F R' F' R [X]
F2L (R U R') d (R' U2 R) [X]
F2L y' (R' U R U')(R' U R) [X]
F2L (R U R') U (F' U2 F) [X]
F2L R U2 l U' R' U l' [X]
F2L (R U R') U l2 F' l' U l' [X]
F2L (F' U F2)(R' F' R) [X]
F2L (U2) R' F R F2 L' U2 L F [X]
F2L 29
F2L y' (R' U' R U)(R' U' R) [X]
F2L U2 (R U' R') y' (R' U' R) [X]
F2L (R' F R F')(R' F R F') [X]
F2L M' U R U' r' U (R U' R') [X]
F2L 30
F2L (R U R' U')(R U R') [X]
F2L U2 (F' U F)(R U R') [X]
F2L U' (R U2 R')U2 (R U R') [X]
Edge in Place, Corner in U faceF2L 31
F2L (R U' R') d (R' U R) [X]
F2L (R U' R' U)(F' U F) [X]
F2L U' R' F R F' R U' R' [X]
F2L R U' l U' R' U l' [X]
F2L F2 r U r' F R U' R' [X]
F2L R U2 R' U' F R' F' R [X]
F2L 32
F2L (R U R' U')(R U R' U')(R U R') [X]
F2L (U R U' R')(U R U' R')(U R U' R') [X]
F2L U2 R d' R U R' d R' [X]
F2L U R d' R U2 R' d R' [X]
F2L R2 U R2 U R2 U2 R2 [X]
F2L U2 R2 U2 R2 U' R2 U' R2 [X]
F2L (R U2 R') (F' U2 F) U' (R U R') [X]
F2L 33
F2L y U' L' U' R' U L U' R [X]
F2L (U' R U' R') U2 (R U' R') [X]
F2L y U' (L' U' L) U2 (L' U' L) [X]
F2L U y F U R U R' U' R U' R' F' [X]
F2L (U' F' U' F) U2 (F' U' F) [X]
F2L y' U' R D R' U R D' R' [X]
F2L 34
F2L U' (R U2' R') U (R U R') [X]
F2L U (R U R') U2 (R U R') [X]
F2L d (R' U R) U2 (R' U R) [X]
F2L 35
F2L (U' R U R') d (R' U' R) [X]
F2L U2 (R U' R') U' (F' U' F) [X]
F2L U M' U R U' r' R U' R' [X]
F2L U' l U' R U l' U R' [X]
F2L 36
F2L d (R' U' R) d' (R U R') [X]
F2L y U2 (L' U L) U (F U F') [X]
F2L U F' U' F U' (R U R') [X]
F2L U2 (R' F R F') U2 (R U R') [X]
Edge and Corner in PlaceF2L 37
Solved F2L 38
F2L (R' F R F') (R U' R' U) (R U' R' U2) (R U' R') [X]
F2L (R U' R') d (R' U2 R) U2' (R' U R) [X]
F2L (R U R') U2 (R U2 R') d (R' U' R) [X]
F2L (R2 U2) (F R2 F') (U2 R' U R') [X]
F2L 39
F2L (R U' R') U' (R U R') U2 (R U' R') [X]
F2L y' (R' U' R) U2 (R' U R U') (R' U' R) [X]
F2L y (L' U' L) U2 (L' U L U')(L' U' L) [X]
F2L (R U R' U') (R U2 R') U' (R U R') [X]
F2L (R U2 R' U2) (R U2 R' U') R U R' [X]
F2L R U' R' F2 L' U' L U F2 [X]
F2L 40
F2L (R U' R' U)(R U2' R') U (R U' R') [X]
F2L (R U R') U2 (R U' R' U)(R U R') [X]
F2L (R U2) (R U R' U) (R U2 R2') [X]
F2L (R U' R') d (R' U2 R U2') (R' U' R) [X]
F2L 41
F2L (R U' R') d (R' U' R U')(R' U' R) [X]
F2L R U' R' U' R U' R' d R' U' R [X]
F2L y (L' U' L U)(L' U L) U2 (F U F') [X]
F2L (R U' R) y (U R U' R') y' R2 [X]
F2L F2 (L' U' L U) y (L U' L) [X]
F2L 42
F2L (R U' R' U) d (R' U' R U') (R' U R) [X]
F2L (R U' R' U2) y' (R' U' R U' R' U R) [X]
F2L (R U R' U') (R U' R') U2 (F' U' F) [X]
F2L y (L' U L) d' (L U L' U) (L U L') [X]
F2L R2 y (R U R' U') y' (R' U R') [X]
F2L (R U' R')(F' L' U2 L F) [X]
See also Keyhole First Two Layers Intuitive solving Advanced F2L ZBLS Fridrich Method Petrus Method External Resources Beginner RiDo's Hunting Story - Simple analogy method for F2L Standard Erik Akkersdijk's F2L Cases (from his old site) Dan Harris's F2L Cases Opticubes.com Optimal F2L Cases Jason Baum's F2L Cases Andy Klise's Printable F2L PDF CubeLoop F2L Algs Bob Burton's F2L Cases F2L algs for every case from all angles by Shotaro Makisumi Youtube: How to get faster at the 3x3 Rubik's cube - F2L - by Feliks Zemdegs Youtube: Rubik's Cube: Fridrich F2L explained - by Badmephisto Advanced Erik Expert F2L tutorial Cubefreak Advanced F2L Multislotting Tutorial Retrieved from "http://www.speedsolving.com/wiki/index.php?title=First_Two_Layers&oldid=22515"Category: 3x3x3 other substeps This page was last modified on 25 January 2013, at 03:22.