commit 0e4245d7da0b602ece9b22bf5a825414ecad3c27 parent 4fdc98c3094efc38d57bda69dbd6dafa98e27c9c Author: Sebastiano Tronto <sebastiano@tronto.net> Date: Sun, 10 Mar 2024 11:15:46 +0100 Changes to cubing page Diffstat:
24 files changed, 174 insertions(+), 7 deletions(-)
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This is +why from the pictures above it looks like, for example, U and D go in +opposite directions. +</p> +<p> +If this sounds confusing, think about it: if you put a clock face down +on the table, does it turn clockwise or counter-clockwise? +</p> + +<h2>Full-cube rotations</h2> + +<p> +Sometimes it is convenient to start a move sequence with the cube in a +different orientation. To denote this, it is common to use the "moves" +x, y and z that denote a full-cube rotation: +</p> + +<table> +<tr><td><strong>x</strong></td><td>Follows R</td></tr> +<tr><td><strong>y</strong></td><td>Follows U</td></tr> +<tr><td><strong>z</strong></td><td>Follows F</td></tr> +</table> + +<p> +The same modifiers can be applied, so for example x2 is a full-cube +rotation that follows R2 (or, equivalently, L2) and z' is a a +full-cube rotation that follows F' (or, equivalently, B). +</p> + +<h2>Inner-layer moves</h2> + +<p> +Moving two parallel layers of the cube, one clockwise and one +counter-clockwise, has the same effect as moving the inner layer +between them. We usually denote these inner-layer moves by +M, E and S. +</p> + +<table> +<tr><td><strong>M</strong></td><td>Follows L</td></tr> +<tr><td><strong>E</strong></td><td>Follows D</td></tr> +<tr><td><strong>S</strong></td><td>Follows F</td></tr> +</table> + +Or in pictures: + +<table> +<tr> +<td><div style="text-align: center"><img src="m.png"><strong>M</strong></div></td> +<td><div style="text-align: center"><img src="e.png"><strong>E</strong></div></td> +<td><div style="text-align: center"><img src="s.png"><strong>S</strong></div></td> +</tr> +</table> + +<p> +The same modifiers can be applied, so for example M2 means moving the inner +layer between R and L by 180°. +</p> + +<p> +<strong>Note 1:</strong> unfortunately, the notation for inner-layer moves +is not consistent with that for full-cube rotations. For example x follows R +but M follows L. +</p> + +<p> +<strong>Note 2:</strong> Inner-layer moves can always be rewritten as a +combination of basic moves and full-cube rotations. For example, M' +is equivalent to x R' L. +</p> diff --git a/src/speedcubing/notation/r.png b/src/speedcubing/notation/r.png Binary files differ. diff --git a/src/speedcubing/notation/r2.png b/src/speedcubing/notation/r2.png Binary files differ. diff --git a/src/speedcubing/notation/r3.png b/src/speedcubing/notation/r3.png Binary files differ. diff --git a/src/speedcubing/notation/rw.png b/src/speedcubing/notation/rw.png Binary files differ. diff --git a/src/speedcubing/notation/s.png b/src/speedcubing/notation/s.png Binary files differ. diff --git a/src/speedcubing/notation/u.png b/src/speedcubing/notation/u.png Binary files differ. diff --git a/src/speedcubing/notation/u2.png b/src/speedcubing/notation/u2.png Binary files differ. diff --git a/src/speedcubing/notation/u3.png b/src/speedcubing/notation/u3.png Binary files differ. diff --git a/src/speedcubing/speedcubing.md b/src/speedcubing/speedcubing.md @@ -4,16 +4,16 @@ I have been practicing [speedcubing](https://en.wikipedia.org/wiki/Speedcubing) since 2008, -and since 2011 I have competed in more than 60 officially recognized +and since 2011 I have competed in more than 70 officially recognized [WCA](https://www.worldcubeassociation.org) competitions. -I am currently the leader of the WCA Disciplinary Committee and +I am currently a senior member of the WCA Disciplinary Committee and a WCA Junior Delegate. I use the Roux method to solve the Rubik's cube in about 8 seconds on average. I currently hold the world record for the single best result in the *3x3x3 Fewest Moves* event (16 moves), and some national records in blindfolded events. You can see all my official results -[here](https://www.worldcubeassociation.org/persons/2011TRON02). +[on my WCA profile](https://www.worldcubeassociation.org/persons/2011TRON02). If you are interested in Fewest Moves solving, check out my [FMC Tutorial](https://fmcsolves.cubing.net/). I also upload irregularly on @@ -21,11 +21,37 @@ Tutorial](https://fmcsolves.cubing.net/). I also upload irregularly on most videos consist just of me solving the cube without any comment or explanation. -## Links +Below you can find some links + +## Beginner's stuff + +* [Rubik's cube notation](notation), good to know before reading any +text-based tutorial. + +## Software + +* [Computer Puzzling](https://www.jaapsch.net/puzzles/compcube.htm) by +Jaap Scherphuis. If you are interested in implementing a puzzle solver, +do check out this page. +* [Nissy](https://nissy.tronto.net), a Rubik's cube solver and FMC assistant. + +## Fewest moves + +* [My FMC Tutorial](https://fmcsolves.cubing.net) - "old style" techniques, +no Domino Reduction. +* [Slice theory](slice-theory): optimizing DR solutions by inserting multiple +"slice" moves. +* [DR triggers](triggers): with pictures (work in progress / forever draft). +* [Reconstruction of my 22.00 former WR average](https://www.youtube.com/watch?v=I0yjjwxonEE), +including my 16 moves single (YouTube video). + +## Blindfolded + +* [My 3BLD algs for UBL/UR](https://docs.google.com/spreadsheets/d/17sL1RuiYijTMiQkBn_d5xthdgAoxGE8oaH-Po-PZ58s/edit?usp=sharing). +They are outdated and not very good, I may upload a better version at some point. + +## Other links * [My WCA profile](https://www.worldcubeassociation.org/persons/2011TRON02) * [My YouTube channel](https://www.youtube.com/c/SebastianoTronto) -* [My FMC Tutorial](https://fmcsolves.cubing.net/) -* [My 3BLD algs for UBL/UR](https://docs.google.com/spreadsheets/d/17sL1RuiYijTMiQkBn_d5xthdgAoxGE8oaH-Po-PZ58s/edit?usp=sharing) (outdated, not very good) * [Solving a cube... without a cube](https://www.speedsolving.com/forum/threads/the-3x3x3-example-solve-thread.14345/page-273#post-1173067) -* [Nissy, a Rubik's cube solver and FMC assistant](https://nissy.tronto.net)
