Matrix_inversion.R

makeCacheMatrix <- function(x = matrix()){
  inv <- NULL
  set <- function(y){
    x <<- y
    inv <<- NULL
  }
  get <- function() x 
  setinverse <- function(inverse) inv <<- inverse
  getinverse <- function() inv
  
  list(set = set, get = get,
       setinverse = setinverse,
       getinverse = getinverse)
}

cacheSolve <- function(x, ...){
  inv <- x$getinverse()
  if(!is.null(inv)){
    return(inv)
  }
  
  data <- x$get()
  inv <- solve(data, ...)
  x$setinverse(inv)
  inv
}