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Quantum Mechanics in higher dimensions
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One particle in $n$D
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Ladder operators in spherical coordinates
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Mathematical Foundations of Quantum Mechanics
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Schrödinger equation in polar coordinates
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The Radial equation
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Old quantum theory (Bohr's model of the atom)
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Modern theory of the hydrogen atom
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Hydrogen Wavefunctions
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Helium
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Angular momentum in 3D. Quantum Algebra
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Eigenstates and eigenvalues of angular momentum
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Spin
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Addition of spin
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$n$ particles in 1D
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Atoms & Chemistry
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Einstein solid
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Quantum Physics
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Variational principle
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WKB approximation
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Perturbation theory (time-independent)
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Perturbation theory (time-dependent)
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EPR correlations
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