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| -rw-r--r-- | src/speedcubing/figure-it-out/comm1.png | bin | 0 -> 10415 bytes | |||
| -rw-r--r-- | src/speedcubing/figure-it-out/comm2.png | bin | 0 -> 10603 bytes | |||
| -rw-r--r-- | src/speedcubing/figure-it-out/edgecomm.png | bin | 0 -> 10411 bytes | |||
| -rw-r--r-- | src/speedcubing/figure-it-out/face.png | bin | 0 -> 10744 bytes | |||
| -rw-r--r-- | src/speedcubing/figure-it-out/figure-it-out.md | 20 | ||||
| -rw-r--r-- | src/speedcubing/figure-it-out/layer.png | bin | 0 -> 10509 bytes | |||
| -rw-r--r-- | src/speedcubing/figure-it-out/pair.png | bin | 0 -> 10334 bytes | |||
| -rw-r--r-- | src/speedcubing/figure-it-out/setup.png | bin | 0 -> 10278 bytes | |||
| -rw-r--r-- | src/speedcubing/figure-it-out/twist.png | bin | 0 -> 10145 bytes |
9 files changed, 10 insertions, 10 deletions
diff --git a/src/speedcubing/figure-it-out/comm1.png b/src/speedcubing/figure-it-out/comm1.png new file mode 100644 index 0000000..cbc6112 --- /dev/null +++ b/src/speedcubing/figure-it-out/comm1.png | |||
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diff --git a/src/speedcubing/figure-it-out/comm2.png b/src/speedcubing/figure-it-out/comm2.png new file mode 100644 index 0000000..69d3b63 --- /dev/null +++ b/src/speedcubing/figure-it-out/comm2.png | |||
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diff --git a/src/speedcubing/figure-it-out/edgecomm.png b/src/speedcubing/figure-it-out/edgecomm.png new file mode 100644 index 0000000..6b4d230 --- /dev/null +++ b/src/speedcubing/figure-it-out/edgecomm.png | |||
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diff --git a/src/speedcubing/figure-it-out/face.png b/src/speedcubing/figure-it-out/face.png new file mode 100644 index 0000000..e342999 --- /dev/null +++ b/src/speedcubing/figure-it-out/face.png | |||
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diff --git a/src/speedcubing/figure-it-out/figure-it-out.md b/src/speedcubing/figure-it-out/figure-it-out.md index 4690c76..5405d19 100644 --- a/src/speedcubing/figure-it-out/figure-it-out.md +++ b/src/speedcubing/figure-it-out/figure-it-out.md | |||
| @@ -89,7 +89,7 @@ say that two or more adjacent pieces form a block when adjacent stickers | |||
| 89 | of different pieces have the same color. For example, the simplest kind | 89 | of different pieces have the same color. For example, the simplest kind |
| 90 | of block is a **pair**, that you can see in the picture below: | 90 | of block is a **pair**, that you can see in the picture below: |
| 91 | 91 | ||
| 92 |  | 92 |  |
| 93 | 93 | ||
| 94 | To be precise, the one above is a coner-edge pair. There are also center-edge | 94 | To be precise, the one above is a coner-edge pair. There are also center-edge |
| 95 | pairs, consisting of a center and an edge, but they are rarely referred to | 95 | pairs, consisting of a center and an edge, but they are rarely referred to |
| @@ -99,11 +99,11 @@ A more complex example of a block is a **layer**, which is the result of | |||
| 99 | the first two steps of the classic "layer by layer" method. This one is | 99 | the first two steps of the classic "layer by layer" method. This one is |
| 100 | a correctly solved layer: | 100 | a correctly solved layer: |
| 101 | 101 | ||
| 102 |  | 102 |  |
| 103 | 103 | ||
| 104 | On the other hand, this is **not a layer**: | 104 | On the other hand, this is **not a layer**: |
| 105 | 105 | ||
| 106 |  | 106 |  |
| 107 | 107 | ||
| 108 | It is worth pausing here to reflect a bit. The last two pictures both | 108 | It is worth pausing here to reflect a bit. The last two pictures both |
| 109 | clearly show a solved white face, don't they? For a most people, they | 109 | clearly show a solved white face, don't they? For a most people, they |
| @@ -161,7 +161,7 @@ If you have not done it already, you should have a look at my page on | |||
| 161 | 161 | ||
| 162 | Suppose that you manage, via blockbuilding, to reach the following state: | 162 | Suppose that you manage, via blockbuilding, to reach the following state: |
| 163 | 163 | ||
| 164 |  | 164 |  |
| 165 | 165 | ||
| 166 | First of all, this would be an amazing achievement! The whole cube is | 166 | First of all, this would be an amazing achievement! The whole cube is |
| 167 | solved except for three corners. The bottom-left corner (only one red | 167 | solved except for three corners. The bottom-left corner (only one red |
| @@ -227,14 +227,14 @@ To help understanding all of this, you can visualize this commutator | |||
| 227 | determine a correct commutator to permute them. Their **orientation** | 227 | determine a correct commutator to permute them. Their **orientation** |
| 228 | is also important. For example, consider the following case: | 228 | is also important. For example, consider the following case: |
| 229 | 229 | ||
| 230 |  | 230 |  |
| 231 | 231 | ||
| 232 | The three corners are permuted in exactly the same way, so everything | 232 | The three corners are permuted in exactly the same way, so everything |
| 233 | we said above could be repeated word by word, move by move. However, | 233 | we said above could be repeated word by word, move by move. However, |
| 234 | if you apply the commutator we constructed to this case, you'll get | 234 | if you apply the commutator we constructed to this case, you'll get |
| 235 | something like this: | 235 | something like this: |
| 236 | 236 | ||
| 237 |  | 237 |  |
| 238 | 238 | ||
| 239 | What's wrong here? Well, obviously the cube is not solved. All the pieces | 239 | What's wrong here? Well, obviously the cube is not solved. All the pieces |
| 240 | are in their correct position, but two corners are twisted in place! | 240 | are in their correct position, but two corners are twisted in place! |
| @@ -246,7 +246,7 @@ but sometimes it is important to keep track of both. | |||
| 246 | 246 | ||
| 247 | Let's highlight the difference between the two 3-cycles. In the first one: | 247 | Let's highlight the difference between the two 3-cycles. In the first one: |
| 248 | 248 | ||
| 249 |  | 249 |  |
| 250 | 250 | ||
| 251 | 1. The red-green-white corner must go to the place of the white-red-blue one, | 251 | 1. The red-green-white corner must go to the place of the white-red-blue one, |
| 252 | *with the white sticker of the first going to the place of the white sticker | 252 | *with the white sticker of the first going to the place of the white sticker |
| @@ -260,7 +260,7 @@ white sticker of the latter*. | |||
| 260 | 260 | ||
| 261 | While in the second case: | 261 | While in the second case: |
| 262 | 262 | ||
| 263 |  | 263 |  |
| 264 | 264 | ||
| 265 | 1. The red-green-white corner must go to the place of the white-red-blue one, | 265 | 1. The red-green-white corner must go to the place of the white-red-blue one, |
| 266 | *with the white sticker of the first going to the place of the* **blue** *sticker | 266 | *with the white sticker of the first going to the place of the* **blue** *sticker |
| @@ -290,7 +290,7 @@ but you can visualize a solution | |||
| 290 | So far I have only talked about *corner* commutators, but what if you | 290 | So far I have only talked about *corner* commutators, but what if you |
| 291 | are also left with some unsolved edges? For example, consider this case: | 291 | are also left with some unsolved edges? For example, consider this case: |
| 292 | 292 | ||
| 293 |  | 293 |  |
| 294 | 294 | ||
| 295 | The picture shows a 3-cycle of edges. You might think that the same | 295 | The picture shows a 3-cycle of edges. You might think that the same |
| 296 | reasoning can be applied and that you can use commutators to solve | 296 | reasoning can be applied and that you can use commutators to solve |
| @@ -323,7 +323,7 @@ you need to use **set-up moves**, also known as | |||
| 323 | 323 | ||
| 324 | Consider the following case: | 324 | Consider the following case: |
| 325 | 325 | ||
| 326 |  | 326 |  |
| 327 | 327 | ||
| 328 | No matter how much you try, you are not going to find valid interchange | 328 | No matter how much you try, you are not going to find valid interchange |
| 329 | and insertion moves as above. The fundamental problem is that you would | 329 | and insertion moves as above. The fundamental problem is that you would |
diff --git a/src/speedcubing/figure-it-out/layer.png b/src/speedcubing/figure-it-out/layer.png new file mode 100644 index 0000000..3957cf3 --- /dev/null +++ b/src/speedcubing/figure-it-out/layer.png | |||
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diff --git a/src/speedcubing/figure-it-out/pair.png b/src/speedcubing/figure-it-out/pair.png new file mode 100644 index 0000000..516cd1f --- /dev/null +++ b/src/speedcubing/figure-it-out/pair.png | |||
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diff --git a/src/speedcubing/figure-it-out/setup.png b/src/speedcubing/figure-it-out/setup.png new file mode 100644 index 0000000..ac2bf6c --- /dev/null +++ b/src/speedcubing/figure-it-out/setup.png | |||
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diff --git a/src/speedcubing/figure-it-out/twist.png b/src/speedcubing/figure-it-out/twist.png new file mode 100644 index 0000000..a1fb42a --- /dev/null +++ b/src/speedcubing/figure-it-out/twist.png | |||
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