lib/Matrix3.cpp
Matrix3::Matrix3() {
  _v[0].zero();
  _v[1].zero();
  _v[2].zero();
}
/*!
  The default constructor initializes all matrix elements to zero.
 */
The default constructor initializes all matrix elements to zero.
The default constructor initializes all matrix elements to zero .
Matrix3::Matrix3() {
  _v[0].zero();
  _v[1].zero();
  _v[2].zero();
}
Matrix3 :: Matrix3 ( ) { _v [ 0 ] . zero ( ) ; _v [ 1 ] . zero ( ) ; _v [ 2 ] . zero ( ) ; }
The default constructor initializes all matrix elements to zero.
The default constructor initializes all matrix elements to zero .