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.
The name Herbert is of German origin. The meaning of Herbert is army bright, famous warrior. It is also of English origin, where its meaning is army bright. Herbert is generally used as a boy's name. It consists of 7 letters and 2 syllables and is pronounced Her-bert.