Keywords :
connected, constraints, curve-fitting, evolutionary, linear, line segments, minimization, optimal, piecewise, quadratic function, random search.; Analog computers; Application software; Curve fitting; Data engineering; Differential equations; Digital filters; Interpolation; Linear approximation; Piecewise linear approximation; Piecewise linear techniques; connected, constraints, curve-fitting, evolutionary, linear, line segments, minimization, optimal, piecewise, quadratic function, random search.;