In the philosophy of language, the excellence in between sense and reference was an innovation on the German philosopher and mathematician Gottlob Frege in 1892 (in his paper "On Perception and Reference"; German: "Über Sinn und Bedeutung"),[1] reflecting The 2 methods he believed a singular expression can have meaning. http://jaredfxmam.blogdal.com/6215072/the-single-best-strategy-to-use-for-planet-bedeutung