diff --git a/LinearAlgebra/Matrix.cpp b/LinearAlgebra/Matrix.cpp
index 78d3849..edde63e 100644
--- a/LinearAlgebra/Matrix.cpp
+++ b/LinearAlgebra/Matrix.cpp
@@ -36,6 +36,10 @@ Quaternion LinearAlgebra::Matrix1::ToQuaternion() {
   return Quaternion(this->data[0], this->data[1], this->data[2], this->data[3]);
 }
 
+Matrix1 Matrix1::Slice(int start, int stop) {
+  return Matrix1();
+}
+
 // Matrix1
 #pragma endregion
 
@@ -289,7 +293,8 @@ Matrix2 Matrix2::Inverse() {
   Matrix2 augmentedMatrix(n, 2 * n);
   for (int i = 0; i < n; i++) {
     for (int j = 0; j < n; j++) {
-      augmentedMatrix.data[i * this->nCols + j] = this->data[i, j];
+      augmentedMatrix.data[i * this->nCols + j] =
+          this->data[i * this->nCols + j];
       augmentedMatrix.data[i * this->nCols + (j + n)] =
           (i == j) ? 1 : 0;  // identity matrix;
     }