diff options
Diffstat (limited to 'source/know/concept/repetition-code/index.md')
| -rw-r--r-- | source/know/concept/repetition-code/index.md | 63 |
1 files changed, 6 insertions, 57 deletions
diff --git a/source/know/concept/repetition-code/index.md b/source/know/concept/repetition-code/index.md index 678211e..89e6f4d 100644 --- a/source/know/concept/repetition-code/index.md +++ b/source/know/concept/repetition-code/index.md @@ -164,63 +164,12 @@ while $$ZZI$$ cannot protect the 3rd qubit. But by using both, we know exactly which qubit was flipped thanks to the eigenvalues: -<table style="width:30%;margin:auto;text-align:center;"> -<tr> - <th> - Error - </th> - <th markdown="1"> - $$ZZI$$ - </th> - <th markdown="1"> - $$IZZ$$ - </th> -</tr> -<tr> - <td markdown="1"> - $$I$$ - </td> - <td markdown="1"> - $$+1$$ - </td> - <td markdown="1"> - $$+1$$ - </td> -</tr> -<tr> - <td markdown="1"> - $$X_1$$ - </td> - <td markdown="1"> - $$-1$$ - </td> - <td markdown="1"> - $$+1$$ - </td> -</tr> -<tr> - <td markdown="1"> - $$X_2$$ - </td> - <td markdown="1"> - $$-1$$ - </td> - <td markdown="1"> - $$-1$$ - </td> -</tr> -<tr> - <td markdown="1"> - $$X_1$$ - </td> - <td markdown="1"> - $$+1$$ - </td> - <td markdown="1"> - $$-1$$ - </td> -</tr> -</table> +| **Error** | $$ZZI$$ | $$IZZ$$ | +| :-: | :-: | :-: | +| $$I$$ | $$+1$$ | $$+1$$ | +| $$X_1$$ | $$-1$$ | $$+1$$ | +| $$X_2$$ | $$-1$$ | $$-1$$ | +| $$X_1$$ | $$+1$$ | $$-1$$ | Where e.g. $$X_3$$ denotes that the 3rd qubit was flipped. The measurement outcomes on the last three rows are called **error syndromes**, |