For operation measurement and composition these formulas for mixed states are all consistent to what we learned for pure states So the formulas for mixed states extend those for pure states
• For operation, measurement and composition, these formulas for mixed states are all consistent to what we learned for pure states. • So the formulas for mixed states extend those for pure states
entanglement Consider the following EPR pair state in a 2-qubit system 00)+|11 2 It's in superposition of 00)and 111) There is no classical counterpart of this Question Is it really different than the classical correlation 00 with prob. 1/2 111 with prob. 1/12
entanglement • Consider the following EPR pair state in a 2-qubit system: 00 +|11〉 2 • It’s in superposition of 00 and 11 . • There is no classical counterpart of this. • Question: Is it really different than the classical correlation ቊ 00 with prob. 1/2 11 with prob. 1/2 ?