The harmonic mean of numbers (where, ...,) is the number defined by. (1). The harmonic mean of a list of numbers may be computed in the Wolfram Language using. [ list ]. The special cases of and are therefore given by. (2). (3). and so on. The harmonic means of the integers from 1 to for, 2, ...
There are several theories about the origins of the Sanders name (see page on History Of Saunders) We believe our Sanders family originated in Scotland. Many of the early Sanders then migrated to England and Ireland and eventually to America.
Nichols Genealogy & History. Nichols is a surname of ancient Greek origins that, according to Nichols family history, was probably brought to England as a result of the Crusades. It is a patronymic that derives from the medieval given name Nicholas, from the Greek Nikolaos, meaning to conquer people. The first recorded spelling appears to be that of Waleram Nicholai in Suffolk in 1198. The Nichols family motto is Fide sed cui vide, which means Trust, but in whom take care..