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 It Feels Like for a Girl saying that "its tenderness and power resonated like no Madonna ballad since 'Take a Bow'". In 2013, Scott Kearnan of Boston.com included it at number 26 on his list of "30 Ultimate Madonna Singles"; he wrote that "Madonna's covered plenty of ground about how women are treated in the world, but she's rarely this unfiltered". The same year, Edward Cheung from "PopMatters" ranked it as the sixth best production by Guy Sigsworth, writing that "an excellently placed spoken word sample (delivered by Charlotte Gainsbourg) and a keening synth line immediately set the tone for Madge's track as fashionably lonely". Matthew