📕 subnode [[@s5bug/norm]] in 📚 node [[norm]]

Norm

  • "length" of a vector
  • norm of a state $u$ is square root of [[inner-product]] $\sqrt{\braket{u|u}}$
  • written $\left\lVert \ket{u} \right\rVert$
📖 stoas
⥱ context