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-rw-r--r--content/know/concept/repetition-code/index.pdc10
1 files changed, 5 insertions, 5 deletions
diff --git a/content/know/concept/repetition-code/index.pdc b/content/know/concept/repetition-code/index.pdc
index 7245cbc..d9eec2c 100644
--- a/content/know/concept/repetition-code/index.pdc
+++ b/content/know/concept/repetition-code/index.pdc
@@ -82,7 +82,7 @@ Such a transformation is easy to achieve with the following sequence
of [quantum gates](/know/concept/quantum-gate/):
<a href="bit-flip-encode.png">
-<img src="bit-flip-encode.png" style="width:32%;display:block;margin:auto;">
+<img src="bit-flip-encode.png" style="width:32%">
</a>
So, a little while after encoding the state $\ket{\psi}$ like that,
@@ -208,7 +208,7 @@ by applying $\mathrm{CNOT}$s to some ancillary qubits
and then measuring those:
<a href="bit-flip-detect.png">
-<img src="bit-flip-detect.png" style="width:62%;display:block;margin:auto;">
+<img src="bit-flip-detect.png" style="width:62%">
</a>
The two measurements, respectively representing $ZZI$ and $IZZ$,
@@ -260,7 +260,7 @@ $$\begin{aligned}
\end{aligned}$$
<a href="phase-flip-encode.png">
-<img src="phase-flip-encode.png" style="width:40%;display:block;margin:auto;">
+<img src="phase-flip-encode.png" style="width:40%">
</a>
A phase flip along the $Z$-axis
@@ -269,7 +269,7 @@ In this case, the stabilizers are $XXI$ and $IXX$,
and the error detection circuit is as follows:
<a href="phase-flip-detect.png">
-<img src="phase-flip-detect.png" style="width:70%;display:block;margin:auto;">
+<img src="phase-flip-detect.png" style="width:70%">
</a>
This system protects us against all single-qubit phase flips,
@@ -313,7 +313,7 @@ which simply consists of the phase flip encoder,
followed by 3 copies of the bit flip encoder:
<a href="shor-code-encode.png">
-<img src="shor-code-encode.png" style="width:55%;display:block;margin:auto;">
+<img src="shor-code-encode.png" style="width:55%">
</a>
We thus use 9 physical qubits to store 1 logical qubit.