(subclass DifferentialEquation Equation) | engineering.kif 154-154 | 子類 微分方程 and 方程 |
(subclass FirstOrderDifferentialEquation DifferentialEquation) | engineering.kif 173-173 | 子類 一階微分方程 and 微分方程 |
(subclass HigherOrderDifferentialEquation DifferentialEquation) | engineering.kif 178-178 | 子類 高階微分方程 and 微分方程 |
(subclass PartialDifferentialEquation DifferentialEquation) | engineering.kif 184-184 | 子類 偏微分方程 and 微分方程 |
(subclass OrdinaryDifferentialEquation DifferentialEquation) | engineering.kif 188-188 | 子類 常微分方程 and 微分方程 |