na-adjective
differentiable
Mathematical term used in calculus to describe a function that has a derivative at a given point.
この関数はすべての点で微分可能です。
This function is differentiable at every point.
微分 is the noun 'differentiation' or 'differential', while 微分可能 is the adjective 'differentiable'.
Compound of 微分 (differentiation) and 可能 (possible).