Complex sentence: The derivation of the aperture diffraction intensity equation of light (equ 125) uses an electric wave equation (equ 121) the electric field originates from Maxwell's theory that is based on Ampere and Faraday induction experiments that are not optical.
Split into simpler sentences: The derivation of the aperture diffraction intensity equation of light (equ 125) uses an electric wave equation (equ 121). The electric wave's electric field originates from Maxwell's theory that is based on Ampere and Faraday induction experiments that are not optical.