What are the advantages of plane wave basis?
135299
What are the positives and negatives of periodic DFT codes that don't use plane-wave basis sets?
13160
Can arbitrary matrices be decomposed using the Pauli basis?
133044
Intuitive explanation of the difference between waves in odd and even dimensions
91257
Fourier basis functions
77989
What are the rules for complex-component vectors and why?
86246
Basis for Skew Symmetric Matrix
134305
Why do characteristic impedances matter only when traces are longer than half a wavelength?
2451
Minimum Uncertainty Wavefunction derivation
84640
Orthonormal Matrices-Intuition
143157
Perturbation theory: justifying expansion in terms of eigenstates of the basis Hamiltonian
141456
Why is it important that a basis be orthonormal?
49060
What is the difference in the uses of $\omega t$ and $kx$ in wave equation?
24491
Frequency dependence of electromagnetic reflection
56670
The intuition behind generalized eigenvectors
84589
What is the justification for the method of images in electrostatics?
114836
Electric and Magnetic field's phase difference shift in linearly polarized electromagnetic waves
29688
Why are scattering matrices unitary?