cmna: Computational Methods for Numerical Analysis

## Copyright (c) 2016, James P. Howard, II <jh@jameshoward.us>
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#' @title Norm of a vector
#'
#' @description
#' Find the norm of a vector
#'
#' @param b a vector
#'
#' @details
#' Find the norm of a vector
#'
#' @return the norm
#'
#' @family linear
#'
#' @examples
#' x <- c(1, 2, 3)
#' vecnorm(x)
#'
#' @export
vecnorm <- function(b) {
    return(sqrt(sum(b^2)))
}