... required sum of squares and cross-products. e diagonal elements of R give multiples of squares of the u’s, while the other elements define products of pairs of inputs. Without any loss of generality, ... 268–271Cauchy–Riemann equations, 135 coefficients, 137 curly squares approximation, 137 partial derivatives, 136 137 real and imaginary parts, 136 Cayley Hamilton theory, 22991239.indb 317 10/12/09 ... w.esscont.com/7/7-7-damping.htm, 9591239.indb 324 10/12/09 1:49:04 PM312 ◾ Essentials of Control Techniques and Theory is symmetric, and then to equate the whole matrix to the zero matrix. If we split...