This paper is devoted to anti-periodic solutions for a class of implicit differential equations with nonmonotone perturbations. The main tools in our study will be the maximal monotone property of the derivative operator with anti-periodic conditions and a convergent approximation procedure.
 Aizicovici, S., McKibben, M., Reich, S.2001Anti-periodic solutions to nonmonotone evolution equations with discontinuous nonlinearitiesNonlinear Anal.43233–251.
Chen, Yuqing, Nieto, Juan J., O’Regan, D.2007Anti-periodic solutions for full nonlinear first-order differential equationsMathematical and Computer Modelling461183–119010.1016/j.mcm.2006.12.006.)| false