base64_decode base64_encode blanks blanksN clamp Console convertTo Distance DistanceP2 fmod Geometry2DType GeometryType GetDuration LogStyle make_vec make_vec operator* operator* operator* operator* operator* operator* operator* operator* operator* operator* operator*= operator+ operator+ operator+ operator+ operator- operator- operator- operator- operator/ operator/ pow ScaleType ScriptFactory sgn tabs tabsN toDegrees toRadians toVector Vector3d Vector3f

operator*() [6/10] DualNumber operator* ( DualNumber  a, DualNumber  b  ) 将两个对偶数相乘 将两个对偶数相乘，返回一个新的对偶数对象。 参数 [in] a 第一个对偶数 [in] b 第二个对偶数 返回 返回两个对偶数相乘的结果