Christiaan Huygens (1629-1695) worked out a mathematical wave concept of light in 1678, and published it in his Treatise on light in 1690. He proposed that light was emitted in all Instructions like a series of waves inside of a medium known as the Luminiferous ether. As waves are https://prefab-house54332.humor-blog.com/37541380/not-known-details-about-light-steel-frame-houses