More work on fleshing out the Matrix class

LU decomposition doesnt work yet :sad:

tests/ops.rs

@@ -1,6 +1,9 @@
 use generic_parameterize::parameterize;
+use std::convert::identity;
 use std::fmt::Debug;
 use std::ops;
+use std::thread::sleep;
+use std::time::Duration;
 use vector_victor::Matrix;
 
 #[parameterize(S = (i32, f32, u32), M = [1,4], N = [1,4])]
@@ -16,3 +19,11 @@ where
         assert_eq!(*ci, S::from(4));
     }
 }
+
+#[test]
+fn test_lu() {
+    // let a: Matrix<f32, 3, 3> = Matrix::<f32, 3, 3>::identity();
+    let a = Matrix::new([[1.0, 2.0], [3.0, 4.0]]);
+    let (lu, _idx, _d) = a.lu().expect("What");
+    println!("{:?}", lu);
+}