Oscillation of a sequence (shown in blue) is the difference between the limit superior and limit inferior of the sequence. In mathematics, the oscillation of a function or a sequence is a number that quantifies how much a sequence or function varies between its extreme values as it approaches infinity or a point.
Herbert is a mild form of abuse meaning a silly, or dim-witted person. The origin of this term seems to be that it was derived from the name Herbert, which meant bright.. It was used in the very direct opposite, to mean dumb.
Fred is a derisive term used by âseriousâ road cyclists to describe other cyclists who do not conform to serious road cyclistsâ norms with regard to dress and equipment, and appear amateurish to them. The term is generally reserved for men, while the female Fred is sometimes called a Doris or a Wilma.