Dai, Duan Xu; Zhang, Ji Chao; Fang, Quan Qing; Sun, Long Fa; Zheng, Ben Tuo A universal inequality for stability of coarse Lipschitz embeddings. (English) Zbl 07753783 Acta Math. Sin., Engl. Ser. 39, No. 9, 1805-1816 (2023). MSC: 46B80 46B04 PDFBibTeX XMLCite \textit{D. X. Dai} et al., Acta Math. Sin., Engl. Ser. 39, No. 9, 1805--1816 (2023; Zbl 07753783) Full Text: DOI
Sun, Longfa Stability of \(\varepsilon \)-isometries and their symmetrizations on the positive cones of \(c_0\). (English) Zbl 1520.46004 Aequationes Math. 97, No. 2, 355-375 (2023). MSC: 46B04 46B20 PDFBibTeX XMLCite \textit{L. Sun}, Aequationes Math. 97, No. 2, 355--375 (2023; Zbl 1520.46004) Full Text: DOI
Sun, Longfa; Sun, Yinghua; Wang, Shenghua On perturbed isometries between the positive cones of certain continuous function spaces. (English) Zbl 1518.46004 Result. Math. 78, No. 2, Paper No. 63, 15 p. (2023). MSC: 46B04 46B20 46E15 PDFBibTeX XMLCite \textit{L. Sun} et al., Result. Math. 78, No. 2, Paper No. 63, 15 p. (2023; Zbl 1518.46004) Full Text: DOI
Sun, Longfa Hyers-Ulam stability of \(\varepsilon \)-isometries between the positive cones of \(c_0\). (English) Zbl 1487.46011 Result. Math. 77, No. 1, Paper No. 37, 14 p. (2022). Reviewer: Johann Langemets (Tartu) MSC: 46B04 46B20 PDFBibTeX XMLCite \textit{L. Sun}, Result. Math. 77, No. 1, Paper No. 37, 14 p. (2022; Zbl 1487.46011) Full Text: DOI
Sun, Longfa A note on stability of non-surjective \(\varepsilon \)-isometries between the positive cones of \(L^p\)-spaces. (English) Zbl 1491.46012 Indian J. Pure Appl. Math. 52, No. 4, 1085-1092 (2021). MSC: 46B04 46B20 PDFBibTeX XMLCite \textit{L. Sun}, Indian J. Pure Appl. Math. 52, No. 4, 1085--1092 (2021; Zbl 1491.46012) Full Text: DOI
Sun, Longfa Stability of symmetric \(\varepsilon \)-isometries on wedges. (English) Zbl 1487.46010 Indian J. Pure Appl. Math. 52, No. 1, 11-21 (2021). MSC: 46B04 46B20 47A58 PDFBibTeX XMLCite \textit{L. Sun}, Indian J. Pure Appl. Math. 52, No. 1, 11--21 (2021; Zbl 1487.46010) Full Text: DOI
Sun, Longfa On non-linear \(\varepsilon\)-isometries between the positive cones of certain continuous function spaces. (English) Zbl 1483.46009 Ann. Funct. Anal. 12, No. 4, Paper No. 54, 14 p. (2021). MSC: 46B04 46B20 46E15 PDFBibTeX XMLCite \textit{L. Sun}, Ann. Funct. Anal. 12, No. 4, Paper No. 54, 14 p. (2021; Zbl 1483.46009) Full Text: DOI
Sun, Longfa; Ma, Yanpeng Stability of \(\varepsilon\)-isometries on the positive cones of finite-dimensional Banach spaces. (English) Zbl 1485.46018 Bull. Belg. Math. Soc. - Simon Stevin 27, No. 5, 789-800 (2020). MSC: 46B04 46B20 PDFBibTeX XMLCite \textit{L. Sun} and \textit{Y. Ma}, Bull. Belg. Math. Soc. - Simon Stevin 27, No. 5, 789--800 (2020; Zbl 1485.46018) Full Text: DOI
Sun, Longfa Hyers-Ulam stability of \(\epsilon\)-isometries between the positive cones of \(L^p\)-spaces. (English) Zbl 1451.46013 J. Math. Anal. Appl. 487, No. 2, Article ID 124014, 13 p. (2020). MSC: 46B04 39B82 PDFBibTeX XMLCite \textit{L. Sun}, J. Math. Anal. Appl. 487, No. 2, Article ID 124014, 13 p. (2020; Zbl 1451.46013) Full Text: DOI
Cheng, Lixin; Fang, Quanqing; Luo, Sijie; Sun, Longfa On non-surjective coarse isometries between Banach spaces. (English) Zbl 1423.46014 Quaest. Math. 42, No. 3, 347-362 (2019). MSC: 46B04 46B20 46B85 PDFBibTeX XMLCite \textit{L. Cheng} et al., Quaest. Math. 42, No. 3, 347--362 (2019; Zbl 1423.46014) Full Text: DOI
Cheng, Li Xin; Sun, Long Fa Stability characterizations of \(\epsilon\)-isometries on certain Banach spaces. (English) Zbl 1420.46007 Acta Math. Sin., Engl. Ser. 35, No. 1, 123-134 (2019). MSC: 46B04 PDFBibTeX XMLCite \textit{L. X. Cheng} and \textit{L. F. Sun}, Acta Math. Sin., Engl. Ser. 35, No. 1, 123--134 (2019; Zbl 1420.46007) Full Text: DOI