Khan, A. R.; Domlo, A. A.; Hussain, N. Coincidences of Lipschitz-type hybrid maps and invariant approximation. (English) Zbl 1145.54040 Numer. Funct. Anal. Optim. 28, No. 9-10, 1165-1177 (2007). Reviewer: T. D. Narang (Amritsar) MSC: 54H25 54C60 47H10 41A65 PDFBibTeX XMLCite \textit{A. R. Khan} et al., Numer. Funct. Anal. Optim. 28, No. 9--10, 1165--1177 (2007; Zbl 1145.54040) Full Text: DOI
Hussain, N.; Rhoades, B. E.; Jungck, G. Common fixed point and invariant approximation results for Gregus type \(I\)-contractions. (English) Zbl 1140.47043 Numer. Funct. Anal. Optim. 28, No. 9-10, 1139-1151 (2007). Reviewer: T. D. Narang (Amritsar) MSC: 47H10 54H25 PDFBibTeX XMLCite \textit{N. Hussain} et al., Numer. Funct. Anal. Optim. 28, No. 9--10, 1139--1151 (2007; Zbl 1140.47043) Full Text: DOI