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On some fixed point theorems
Published 1989-01-01“…In this paper we prove a fixed point theorem for inward mappings uing a well-known result of Ky Fan type in Hilbert space setting.…”
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Caristi’s Fixed Point Theorem and Subrahmanyam’s Fixed Point Theorem in ν-Generalized Metric Spaces
Published 2015-01-01“…We also prove generalizations of Subrahmanyam’s and Caristi’s fixed point theorem.…”
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On a fixed point theorem of Pathak
Published 1991-01-01“…It is shown that the continuity of the mapping in Pathak's fixed point theorem for normed spaces is not necessary.…”
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Common fixed point theorems and applications
Published 1997-01-01“…As applications, some common fixed point theorems for mappings in probabilistic quasi-metric spaces are given. …”
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Some Generalizations of Jungck's Fixed Point Theorem
Published 2012-01-01“…We are going to generalize the Jungck's fixed point theorem for commuting mappings by mean of the concepts of altering distance functions and compatible pair of mappings, as well as, by using contractive inequalities of integral type and contractive inequalities depending on another function.…”
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Fixed Point Theorems for Asymptotically Contractive Multimappings
Published 2012-01-01“…We present fixed point theorems for a nonexpansive set-valued mapping from a closed convex subset of a reflexive Banach space into itself under some asymptotic contraction assumptions. …”
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On a fixed point theorem of Fisher and Sessa
Published 1990-01-01“…A fixed point theorem of Fisher and Sessa is generalized by replacing the requirements of commutativity and nonexpansiveness by compatibility and continuity respectively.…”
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Fixed Point Theorems of Superlinear Operators with Applications
Published 2022-01-01“…As corollaries, the new fixed point theorems for α-convex operators α>1, e-convex operators, positive α homogeneous operator α>1, generalized e-convex operator, and convex operators are obtained. …”
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Common fixed point theorems for compatible mappings
Published 1996-01-01“…By using a compatibility condition due to Jungck we establish some common fixed point theorems for four mappings on complete and compact metric spaces These results also generalize a theorem of Sharma and Sahu.…”
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Fixed point theorems of asymptotically regular maps
Published 2024-01-01“…We prove some fixed point theorems for asymptotically regular self-mappings, not necessarily orbitally continuous or k…”
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On some fixed point theorems in Banach spaces
Published 1982-01-01“…In this paper, some fixed point theorems are proved for multi-mappings as well as a pair of mappings. …”
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Relational Quasicontractions and Related Fixed Point Theorems
Published 2022-01-01“…Our newly proved results improve and extend several noted fixed point theorems of the existing literature besides their relation-theoretic analogues. …”
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Fixed-Point Theorem for Isometric Self-Mappings
Published 2020-01-01“…In this paper, we derive a fixed-point theorem for self-mappings. That is, it is shown that every isometric self-mapping on a weakly compact convex subset of a strictly convex Banach space has a fixed point.…”
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A Suzuki Type Fixed-Point Theorem
Published 2011-01-01“…We present a fixed-point theorem for a single-valued map in a complete metric space using implicit relation, which is a generalization of several previously stated results including that of Suziki (2008).…”
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On some fixed point theorems for Ćirić operators
Published 2024-01-01“…In this paper, we will present existence and localization fixed point theorems and stability results for the fixed point problem involving some very general classes of operators (single-valued and multi-valued), namely for Ćirić type operators. …”
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Fixed Point Theorems via Auxiliary Functions
Published 2012-01-01“…We prove new fixed point theorems in the framework of partially ordered metric spaces. …”
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Common fixed point theorems of contractive-type mappings
Published 2004-01-01“…Using the concept of D-metric we prove some common fixed point theorems for generalized contractive mappings on a complete D-metric space. …”
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On Fixed Point Theorems in Intuitionistic Fuzzy Metric Spaces
Published 2012-01-01“…The author extends two fixed point theorems (due to Gregori, Sapena, and Žikić, resp.) in fuzzy metric spaces to intuitionistic fuzzy metric spaces.…”
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Fixed point theorems for densifying mappings and compact mappings
Published 2002-01-01“…The purpose of this note is to establish fixed point theorems for densifying mappings and compact mappings which are contractive in metric spaces and to investigate the existence of fixed points for a family of mappings in bounded metric spaces. …”
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Remarks on recent fixed point theorems for compatible maps
Published 1996-01-01“…Following Gerald Jungck's formulation of compatibility of maps, several interesting fixed point theorems for such maps have been obtained, wherein at least one of the maps is continuous. …”
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