To reference or cite the objects present in the Software Heritage archive, permalinks based on SoftWare Hash IDentifiers (SWHIDs) must be used. Select below a type of object currently browsed in order to display its associated SWHID and permalink.
swh:1:cnt:5b5fc50696d1349c67cffe64e22b218c58ce6d39
norme <- function(X) { return(sqrt(rowSums(X^2, na.rm = TRUE))) }