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Quantum Engineering Year 1: Quantum Mechanics Core Month 22Day 600

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Year 1·Month 22·Week 2

Day 600: Inverse QFT

Day 600 of 2,016~11 min read

Learning Objectives

•Derive the inverse QFT from the forward QFT
•Construct the inverse QFT circuit
•Understand the relationship between QFT and QFT^-1 circuits
•Apply inverse QFT in phase estimation context
•Verify inverse QFT correctness computationally
•Analyze gate complexity and optimization

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Definition of Inverse QFT Verification QFT-1 QFT I Product Representation of QFT-1 Inverse QFT Circuit 3-Qubit Inverse QFT Circuit Why Conjugate Phases Alternative Reverse QFT Action Inverse QFT in Phase Estimation Symmetry of QFT

Day 599Day 600 of 2,016Day 601