New posts in Linear Systems

Why are so many energies represented by $\frac{1}{2} ab^2$?

Vibrating string as a dynamic system

Is Light intangible to other Light? And how does all the intersecting light exist in space?

Why is the impedance of a resistor the same in time and frequency domains if the Laplace transform of a constant is not the same constant?

What is the physical significance of the imaginary part when plane waves are represented as $e^{i(kx-\omega t)}$?

Do all waves of any kind satisfy the principle of superposition?

Is there a formal proof for the superposition theorem?

Transverse Magnetic (TM) and Transverse Electric (TE) modes

Linearity of quantum mechanics and nonlinearity of macroscopic physics