Square-root splitting of nearly degenerate frequencies
= Square-root splitting of nearly degenerate frequencies
A weakly coupled degenerate pair can split by order $\sqrt\mu$ when the small parameter enters a singular mass or stiffness matrix.
= Square-root splitting of nearly degenerate frequencies
A weakly coupled degenerate pair can split by order $\sqrt\mu$ when the small parameter enters a singular mass or stiffness matrix.