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L9.2 The interaction picture equation in an orthonormal basis
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L1.1 General problem. Non-degenerate perturbation theory
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Schrödinger vs. Heisenberg pictures of quantum mechanics
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How Paul Erdős Cracked This Geometry Problem | The Anning-Erdős Theorem
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What is the Schrödinger Equation? A basic introduction to Quantum Mechanics
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Richard Feynman: Can Machines Think?
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The time evolution operator in quantum mechanics
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