Bad Qubits — Learn Quantum by Doing

|q⟩ Bad Qubits

Play Quest Questions Learn Playground ☕

← Question Bank

True / False

There exists a single quantum operation that perfectly copies an arbitrary, unknown qubit state

|\psi\rangle

onto a second qubit.

Bad Qubits · original lessons, cited sources, a real state-vector simulator. Built for learning, not for production cryptography. · Source references