& 23.093*dlogtk +
& (-13856*invtk + 324.57 - 47.986*dlogtk)*sqrtis +
& (35474*invtk - 771.54 + 114.723*dlogtk)*is -
_RL dlogtk
dlogtk=log(tk)
& 62.008 _d 0 + 9.7944 _d 0*dlogtk -
& dlogtk + 0.053105 _d 0*sqrts*tk)
& 18.453 _d 0*dlogtk +
& 27.927 _d 0*dlogtk +
& 19.334 _d 0*dlogtk +
& 23.6521 _d 0*dlogtk +
& (118.67 _d 0*invtk - 5.977 _d 0 + 1.0495 _d 0 * dlogtk)
& 23.093 _d 0*dlogtk +
& (-13856. _d 0*invtk + 324.57 _d 0 - 47.986 _d 0*dlogtk)*sqrtis+
& (35474. _d 0*invtk - 771.54 _d 0 + 114.723 _d 0*dlogtk)*is -
& 62.008 + 9.7944*dlogtk -
& dlogtk + 0.053105*sqrts*tk)
& 18.453*dlogtk +
& 27.927*dlogtk +
& 19.334*dlogtk +
& 23.6521*dlogtk +
& (118.67*invtk - 5.977 + 1.0495 * dlogtk) *