TY - JOUR ID - 240245 TI - On Some Coupled Fixed Point Theorems with Rational Expressions in Partially Ordered Metric Spaces JO - Sahand Communications in Mathematical Analysis JA - SCMA LA - en SN - 2322-5807 AU - Seshagiri Rao, N. AU - Kalyani, K. AD - Department of Applied Mathematics, School of Applied Natural Sciences, Adama Science and Technology University, Post Box No.1888, Adama, Ethiopia. AD - Department of Mathematics, Vignan's Foundation for Science, Technology & Research, Vadlamudi-522213, Andhra Pradesh, India. Y1 - 2021 PY - 2021 VL - 18 IS - 1 SP - 123 EP - 136 KW - Ordered metric space KW - Monotone property KW - Rational type contraction KW - Coupled fixed point DO - 10.22130/scma.2020.120323.739 N2 - The aim of this paper is to prove some coupled fixed point  theorems of  a self mapping satisfying a certain rational type contraction along with  strict mixed monotone property in an ordered metric space. Further, a result  is presented for the uniqueness of a coupled fixed point under an order relation in a space. These results generalize and extend known existing results in the literature. UR - https://scma.maragheh.ac.ir/article_240245.html L1 - https://scma.maragheh.ac.ir/article_240245_661577271dc7c42b571ab0131dc12957.pdf ER -