関連ワード:  can a function be not continuous but differentiable    can a function be non continuous but differentiable    can a function be not continuous and differentiable    can a function be non continuous and differentiable    can a function be continuous but not differentiable at a point    can a piecewise function be differentiable but not continuous    can a multivariable function be differentiable but not continuous  
結果 : can a function be not continuous but differentiable