use Java

A square matrix is said to be an upper triangular matrix if the value of the cell is 0 when row > column. For example, 7. 0 3 -1 0 0 -2 as 0 Software Development l Fall 2018 is an upper triangular matrix. Write a method that will check if a matrix is an upper triangular matrix public static boolean isUpperTriangular (double []l] array) Write a test program to test your method