... T J I'A Bromwich's method for solving the source-free Maxwell equations for electromagnetic waves.... was originally used by Bromwich in 1899, and subsequently independently discovered by H M Macdonald .
... TJ I'A Bromwich ng paraan para sa solving ang pinagkukunan-free Maxwell equation para sa electromagnetic waves.... ay orihinal na ginagamit ng Bromwich sa 1899, at natuklasan sa pamamagitan ng malaya sa dakong huli HM Macdonald.