// Create. length and width of the matrix
Real2D map = Real2D.create(integer length, integer width)

// Delete an object
map.destroy()

// Read value. a, b - indexes
real value = map.getr(integer a, integer b)

// Write value
map.setr(integer a, integer b, real value)

// Make a copy
Real2D newmap = map.copy()

// Find the maximum and minimum element
map.maxmin()
real max = map.max
real min = map.min

// Normalization (bringing all numbers into the range [0,1])
map = map.norm() // returns the same object

// Multiply each element of a matrix by a number
map = map.multiply(real number) // returns the same object


// Raise each element to a degree
map = map.pow(real degree) // returns the same object

// Square each element
map = map.square() // returns the same object