Lectures related to Asymptotic States and S-matrix

Covers matrix product, inverses, and properties of invertible matrices.

Covers cross section, lifetime, quantum fluid, asymptotic states, discrete symmetries, and normal ordering in quantum field theory.

Explores scattering theory, S-matrix, T-product, perturbation theory, and Schrödinger equation solutions.

Covers matrix inversion and uniqueness in linear algebra, providing examples and verification methods.