... AnsariCopyright q 2011 A. Cuntavepanit and B. Panyanak. This is an open access article distributedunder the Creative Commons Attribution License, which permits unrestricted use, distribution,and ... “An iterative approach to quadratic optimization,” Journal of Optimization Theory andApplications, vol. 116, no. 3, pp. 659–678, 2003.11 H K. Xu, “A strong convergence theorem for contraction ... tu ⊕1 − t Tz, for z ∈ C 2.7has a unique fixed point z t ∈ C, that is,z t S t z t tu ⊕1 − t T z t . 2.8Lemma 2.4 see 28, Lemma 2.2. Let C and T be as the preceding...