Fig. 9From: Transforming the canonical piecewise-linear model into a smooth-piecewise representationSecond derivatives: \(lne^{\prime\prime}\) of \(lne\) for \(k_{1} = 1\), \(lch^{\prime\prime}\) of \(lch\) for \(k_{2} = 1\), and \(th^{\prime\prime}\) of \(th\) for \(k_{3} = 0.4\) Back to article page