Normal (geometry) Normal (geometry) In geometry, a normal is an object such as a line or vector that is perpendicular to a given object. For example, in two dimensions, the normal line to a curve at a given point is the line perpendicular to the tangent line to the curve at the point. In three dimensions, a surface normal, or simply normal, to a surface at a point "P" is a vector that is perpendicular to the tangent plane to that surface at "P". The word "normal" is also used as an adjective: a line normal to a plane, the normal component
What Difference Does It Make? and the covers featuring Morrissey are now very rare and collectible. "What Difference Does It Make?" was released without an accompanying music video. Speaking to Tony Fletcher on "The Tube" in 1984, Morrissey remarked that he felt that the video market was something that was going to "die very quickly", and that he wanted to "herald the death" of it. What Difference Does It Make? "What Difference Does It Make?" is a song by the English rock band the Smiths, written by singer Morrissey and guitarist Johnny Marr. It was the band's third single and is featured on their debut