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 sound, rather than work on the music for two-three hours. That way they would know if it can be kept or rejected and save time on production. During recording, Sigsworth noticed that the verses were out of sync with the music and wanted to add extra bar which would help them be coherent. However Madonna dismissed it, and he had to cut up the individual music to put it in his computer for accompanying her vocals. Sigsworth thought it made the song sound more "fluid and magical" and commended Madonna for not taking the cop-out solution. "What It Feels Like