- #1

- 654

- 2

## Main Question or Discussion Point

hi, anyone can enlighten me why the pauli x matrix in the z basis is given as

0 1

1 0

while it in the x basis, it is given as

1 0

0 -1

is there a formula or something to calculate this? and how does one know that a matrix is in the z basis or the x basis? thanks a lot!

0 1

1 0

while it in the x basis, it is given as

1 0

0 -1

is there a formula or something to calculate this? and how does one know that a matrix is in the z basis or the x basis? thanks a lot!