operator + method
Implementation
EarthCenteredInertial operator +(EarthCenteredInertial other) {
return EarthCenteredInertial(x + other.x, y + other.y, z + other.z);
}
EarthCenteredInertial operator +(EarthCenteredInertial other) {
return EarthCenteredInertial(x + other.x, y + other.y, z + other.z);
}