Note: In R lists and data frames can only be attached at position 2 or above, and what is attached is a copy of the original object. You can alter the attached values via assign, but the original list or data frame is unchanged. In this case the values in the index vector must lie in the set {1, 2, â¦, length(x) }. 2  The corresponding elements of the vector are selected and concatenated, in that order, in the result. 3  The index vector can be of any length and the result is of the same length as the index vector.
Lewis is a surname in the English language. It has several independent origins. One of origins of the surname, in England and Wales, is from the Norman personal name Lowis, Lodovicus.This name is composed of the Germanic elements hlod and wig, meaning fame and war.ne such name is Llywelyn in Welsh which has been Anglicised into Lewis, with among the earliest examples being the Lewis family of Glamorgan in the 1540s. Another is the Gaelic surname Mac Lughaidh, meaning son of Lughaidh , which has also been Anglicised as Lewis.
Cole /koÊl/ is a surname of English origin, and is much less frequently a given name. It is of Middle English origin, and its meaning is swarthy, coal-black, charcoal. The Cole family originated in Cornwall, South West England. The first recorded spelling of the family name is shown to be that of Randolphi Cole, appearing in the Winton Rolls of Hampshire in 1148. It is also an Americanized spelling of the German name 'Kohl', and of the Scottish and Irish name 'McCool'.