Bit-flip repetition code
= Bit-flip repetition code
The $m$-qubit bit-flip repetition code is obtained from the <phase-flip repetition code> by interchanging $X$ and $Z$. It is stabilized by $Z_jZ_{j+1}$ and has logical operators $\overline X=X_1\cdots X_m$ and $\overline Z=Z_1$.