%0 Journal Article %T On Some Coupled Fixed Point Theorems with Rational Expressions in Partially Ordered Metric Spaces %J Sahand Communications in Mathematical Analysis %I University of Maragheh %Z 2322-5807 %A Seshagiri Rao, N. %A Kalyani, K. %D 2021 %\ 02/01/2021 %V 18 %N 1 %P 123-136 %! On Some Coupled Fixed Point Theorems with Rational Expressions in Partially Ordered Metric Spaces %K Ordered metric space %K Monotone property %K Rational type contraction %K Coupled fixed point %R 10.22130/scma.2020.120323.739 %X 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. %U https://scma.maragheh.ac.ir/article_240245_661577271dc7c42b571ab0131dc12957.pdf