Haettu sana löytyi näillä lähdekielillä:
(geography, mathematics) A line, curve or function on a graph or map linking points with the same slope or gradient.
Fig. 1: Isoclines (blue), slope field (black), and some solution curves (red) of y' = xy. The solution curves are y = C e x 2 / 2 {\displaystyle y=Ce^{x^{2}/2}} .