 		XCTAssert(Matrix(c).rank == 0)
 	}
 	
-	func testStrictRowEchelonForm() {
+	func testReducedRowEchelonForm() {
 		print(Matrix(abc).reducedRowEchelonForm)
 	}
 	

import XCTest
import Math

class MatrixTests: XCTestCase {
	
	let abc = [[0,1,2], [3,4,5], [6,7,8]]
	

	}
	
	func testRowEchelonForm() {
		forAll(assert: { $1 == true }) { $0.rowEchelonForm.rank == $0.reducedRowEchelonForm.rank }
	}
	
	func testIsSquare() {
