“Know how to solve every problem that has been solved.”“What I cannot create, I do not understand.”— Richard Feynman
The cusp at the origin of the 1s wavefunction ψ(r⃗) ∝ exp(−Z|r⃗|) comes from the absolute value of the position vector that appears when the radial form R(r) ∝ exp(−Zr) is written as a function of 3D position.
Claims
The cusp at the origin of the 1s wavefunction ψ(r⃗) ∝ exp(−Z|r⃗|) comes from the absolute value of the position vector that appears when the radial form R(r) ∝ exp(−Zr) is written as a function of 3D position.