While in the 13th century in medieval Europe, English bishop Robert Grosseteste wrote on an array of scientific subject areas, and mentioned light from four unique Views: an epistemology of light, a metaphysics or cosmogony of light, an etiology or physics of light, plus a theology of light,[fifteen] basing it https://bluetooth-speaker91348.iyublog.com/29394531/the-basic-principles-of-bookshelf-speakers