docs: def calc_correction(volt1, volt2, volt3):
      """Remove the temperature effect from field data using inversion results of
      that data:
  
          print(volt[0])
          d_obs^TC = d_obs + (d_est^TC - d_est)
  
      Parameters
      ----------
      d_obs:
          measured field data to correct (volt1)
      d_est:
          synthetic data of inversion result from d_obs (volt2)
      d_estTC:
          synthetic data of temperature corrected inversion result of d_obs
          (volt3)
      """
      volt = np.array([a - b + c for a, b, c in zip(volt1, volt2, volt3)])
      volt[np.where(volt < 0)] = 0.000001
  
      return volt