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cachematrix.R
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39 lines (32 loc) · 1.13 KB
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## These funstions enable the creation of a matrix and its inverse which can later be returned
## without having to recalculate it each time.
## This function creates a special "matrix" object that can cache its inverse.
makeCacheMatrix <- function(x = matrix()) {
ReverseMatrix <- NULL
set <- function(y){
x <<- y
ReverseMatrix <<- NULL
}
get <- function() x
setinverse <- function(solve) ReverseMatrix <<- solve
getinverse <- function() ReverseMatrix
list( set = set
,get = get
,setinverse = setinverse
,getinverse = getinverse)
}
## This function computes the inverse of the special "matrix" returned by makeCacheMatrix above.
## If the inverse has already been calculated (and the matrix has not changed),
## then cacheSolve should retrieve the inverse from the cache.
cacheSolve <- function(x, ...) {
ReverseMatrix <- x$getinverse()
if (!is.null(ReverseMatrix)) {
message("Getting cached inverse matrix")
return(ReverseMatrix)
}
message("Calculating inverse of matrix")
SourceMatrix <- x$get()
ReverseMatrix <-solve(SourceMatrix, ...)
x$setinverse(ReverseMatrix)
ReverseMatrix
}