Quantum Computing, Qubit, Logic Gates, Quantum Gate, Quantum Bit.
qubits is the tensor product of two qubits. It is denoted as ⊗, and looks like this: Controlled NOT gate(CNOT) One of the most important two-bit logic elements is the controllable NOT gate. If the first qubit is in the |0⟩ state, then it does not change the second qubit, and if the first qubit is