Spectral Theorem

★★★★★Graduate+

📖Definition

Self-adjoint (Hermitian) operators can be diagonalized via eigenvalues and eigenvectors

📐Formulas

T = ∫λ dE_λ (spectral decomposition)
Finite dim: T = Σλᵢ Pᵢ
σ(T) ⊂ ℝ (self-adjoint)

✏️Examples

예제 1

Symmetric matrices

예제 2

Quantum observables

예제 3

Sturm-Liouville problems

Applications

Quantum mechanics

Differential equations

Vibration analysis

🔗Related Documents

#스펙트럼#spectral#자기수반#self-adjoint