Terms containing continuously differentiable function

Subject	English	Russian
math.	continuously differentiable function	непрерывно дифференцируемая функция
math.	continuously differentiable function	гладкая функция
seism.	continuously differentiable velocity function	функция скорости с непрерывной производной
math.	piecewise continuously differentiable function	кусочно гладкая функция