162 B
162 B
Norm
- "length" of a vector
- norm of a state
`u`is square root of inner-product`\sqrt{\braket{u|u}}` - written
`\left\lVert \ket{u} \right\rVert`
`u` is square root of inner-product `\sqrt{\braket{u|u}}``\left\lVert \ket{u} \right\rVert`