Christiaan Huygens (1629-1695) labored out a mathematical wave concept of light in 1678, and posted it in his Treatise on light in 1690. He proposed that light was emitted in all directions as a series of waves in a medium called the Luminiferous ether. As waves will not be https://rafaelsbkta.bloggazzo.com/37713878/everything-about-prefab-tiny-homes