(subclass NonlinearEquation Equation) | engineering.kif 164-164 | NonlinearEquation est une sous-classe de Equation |
(subclass BesselsEquation NonlinearEquation) | engineering.kif 195-195 | BesselsEquation est une sous-classe de NonlinearEquation |
(subclass VanderpolsEquation NonlinearEquation) | engineering.kif 200-200 | VanderpolsEquation est une sous-classe de NonlinearEquation |