message: Fixing typos in matrix4x4, matrix3x3, matrix2x2 operator==
diff: @@ -734,7 +734,7 @@ template <class T> struct Matrix2x2
  bool operator==(const Matrix2x2& r) const
  {
  for (int i = 0; i < 2; ++i)
  - for (int j = 0; i < 2; ++i)
  + for (int j = 0; j < 2; ++j)
  if ((*this)[i][j] != r[i][j])
  return false;
  @@ -913,7 +913,7 @@ template <class T> struct Matrix3x3
  bool operator==(const Matrix3x3& r) const
  {
  for (int i = 0; i < 3; ++i)
  - for (int j = 0; i < 3; ++i)
  + for (int j = 0; j < 3; ++j)
  if ((*this)[i][j] != r[i][j])
  return false;
  @@ -1107,7 +1107,7 @@ template <class T> struct Matrix4x4
  bool operator==(const Matrix4x4& r) const
  {
  for (int i = 0; i < 4; ++i)
  - for (int j = 0; i < 4; ++i)
  + for (int j = 0; j < 4; ++j)
  if ((*this)[i][j] != r[i][j])
  return false;
  