Bibliography
============

.. [Bauschke2017]
    : Heinz H. Bauschke, Patrick L. Combettes: Convex analysis and monotone operator theory in Hilbert spaces (2nd ed.). Springer International Publishing, 2017.
.. [Halpern1967]
    : Benjamin Halpern: Fixed points of nonexpansive maps. Bulletin of the American Mathematical Society 73, pp. 957-961, 1967.
.. [Hishinuma2015]
    : Kazuhiro Hishinuma, Hideaki Iiduka: `On Acceleration of the Krasnosel’skii-Mann Fixed Point Algorithm Based on Conjugate Gradient Method for Smooth Optimization <http://www.ybook.co.jp/online2/opjnca/vol16/p2243.html>`_. Journal of Nonlinear and Convex Analysis 16(11), pp. 2243-2254, 2015.
.. [Krasnoselskii1955]
    : Mark A. Krasnosel'skii: Two remarks on the method of successive approximations. Uspekhi Matematicheskikh Nauk 10(1(63)), pp. 123-127, 1995.
.. [Mann1953]
    : William R. Mann: Mean value methods in iteration. Proceedings of the American Mathematical Society 4, pp. 506-510, 1953.