From ca0201398a7772f2d67a9e3b5bef21294b4cb671 Mon Sep 17 00:00:00 2001 From: Sebastiano Tronto Date: Sat, 16 Sep 2023 17:58:27 +0200 Subject: Addition to slicing theory --- src/speedcubing/slice-theory/slice-theory.md | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'src/speedcubing/slice-theory') diff --git a/src/speedcubing/slice-theory/slice-theory.md b/src/speedcubing/slice-theory/slice-theory.md index e537a0b..c0a9d2b 100644 --- a/src/speedcubing/slice-theory/slice-theory.md +++ b/src/speedcubing/slice-theory/slice-theory.md @@ -161,6 +161,16 @@ R2 F2 [1] R2 U2 F2 R2 [2] F2 U2 This trick is useful for maximizing cancellations with edge insertions, without memorizing many variations of the same alg. +## Bonus: 2 slice to solve a 4x case + +This bit is out of scope for this page, but it is still interesting +to note. If, instead of shortening a "solved slice", you are trying to +solve a 4x case (that is, edges are solved but the 4 E-layer centers are +swapped), you can still use 2-slice insertions fairly easily. In fact, +inserting `E E` or `E' E'` so that they are separated by a D-sequence is +going solves this case. Keep in mind that this will *not* work if the two +`E` moves in the same direction are separated by an I-sequence! + ## 3-slice insertions Up to inverses and mirrors, there are only two possible types of 3-slice -- cgit v1.3