Ahmed, Irshaad; Fiorenza, Alberto; Gogatishvili, Amiran Holmstedt’s formula for the \(K\)-functional: the limit case \(\theta_0=\theta_1\). (English) Zbl 07785044 Math. Nachr. 296, No. 12, 5474-5492 (2023). MSC: 46B70 46E30 41A65 26D15 PDFBibTeX XMLCite \textit{I. Ahmed} et al., Math. Nachr. 296, No. 12, 5474--5492 (2023; Zbl 07785044) Full Text: DOI arXiv OA License
Ahmed, I.; Fiorenza, A.; Formica, M. R.; Gogatishvili, A.; El Hamidi, A.; Rakotoson, J. M. Quasilinear PDEs, interpolation spaces and Hölderian mappings. (English) Zbl 07773820 Anal. Math. 49, No. 4, 895-950 (2023). MSC: 46M35 35J62 35B45 35D30 35J25 46E30 46B70 PDFBibTeX XMLCite \textit{I. Ahmed} et al., Anal. Math. 49, No. 4, 895--950 (2023; Zbl 07773820) Full Text: DOI arXiv
Ahmed, Irshaad; Fiorenza, Alberto; Formica, Maria Rosaria Interpolation of generalized gamma spaces in a critical case. (English) Zbl 1500.46024 J. Fourier Anal. Appl. 28, No. 3, Paper No. 54, 23 p. (2022). MSC: 46E30 46B70 26D15 PDFBibTeX XMLCite \textit{I. Ahmed} et al., J. Fourier Anal. Appl. 28, No. 3, Paper No. 54, 23 p. (2022; Zbl 1500.46024) Full Text: DOI
Ahmed, Irshaad; Umar, Fakhra Some interpolation formulae for limiting approximation spaces. (English) Zbl 1486.46022 Pure Appl. Funct. Anal. 6, No. 3, 497-509 (2021). MSC: 46B70 41A65 26D15 47B10 PDFBibTeX XMLCite \textit{I. Ahmed} and \textit{F. Umar}, Pure Appl. Funct. Anal. 6, No. 3, 497--509 (2021; Zbl 1486.46022) Full Text: Link
Ahmed, Irshaad; Fiorenza, Alberto; Hafeez, Aneesa Some interpolation formulae for grand and small Lorentz spaces. (English) Zbl 1453.46019 Mediterr. J. Math. 17, No. 2, Paper No. 57, 21 p. (2020). MSC: 46E30 46B70 26D15 PDFBibTeX XMLCite \textit{I. Ahmed} et al., Mediterr. J. Math. 17, No. 2, Paper No. 57, 21 p. (2020; Zbl 1453.46019) Full Text: DOI
Ahmed, Irshaad; Fiorenza, Alberto; Formica, Maria Rosaria; Gogatishvili, Amiran; Rakotoson, Jean Michel Some new results related to Lorentz \(G\Gamma\)-spaces and interpolation. (English) Zbl 1442.46014 J. Math. Anal. Appl. 483, No. 2, Article ID 123623, 24 p. (2020). Reviewer: Sergey G. Pyatkov (Khanty-Mansiysk) MSC: 46B70 46E30 46N20 PDFBibTeX XMLCite \textit{I. Ahmed} et al., J. Math. Anal. Appl. 483, No. 2, Article ID 123623, 24 p. (2020; Zbl 1442.46014) Full Text: DOI arXiv
Ahmed, İrshaad; Umar, Fakhra Reiteration of a limiting real interpolation method with broken iterated logarithmic functions. (English) Zbl 1488.46043 Hacet. J. Math. Stat. 48, No. 4, 966-972 (2019). MSC: 46B70 46E30 PDFBibTeX XMLCite \textit{İ. Ahmed} and \textit{F. Umar}, Hacet. J. Math. Stat. 48, No. 4, 966--972 (2019; Zbl 1488.46043) Full Text: Link
Ahmed, Irshaad; Ashfaq, Maryam; Murtaza, Ghulam New limiting variants of the classical reiteration theorem for the \(K\)-interpolation method. (English) Zbl 1411.46019 J. Inequal. Appl. 2018, Paper No. 47, 11 p. (2018). MSC: 46B70 26D15 47B38 46M35 PDFBibTeX XMLCite \textit{I. Ahmed} et al., J. Inequal. Appl. 2018, Paper No. 47, 11 p. (2018; Zbl 1411.46019) Full Text: DOI
Ahmed, Irshaad; Hafeez, Aneesa; Murtaza, Ghulam Real interpolation of small Lebesgue spaces in a critical case. (English) Zbl 1405.46016 J. Funct. Spaces 2018, Article ID 3298582, 5 p. (2018). MSC: 46B70 46E30 PDFBibTeX XMLCite \textit{I. Ahmed} et al., J. Funct. Spaces 2018, Article ID 3298582, 5 p. (2018; Zbl 1405.46016) Full Text: DOI
Ahmed, Irshaad; Karadzhov, Georgi E.; Raza, Ali General Holmstedt’s formulae for the \(K\)-functional. (English) Zbl 1372.46019 J. Funct. Spaces 2017, Article ID 4958073, 9 p. (2017). MSC: 46B70 PDFBibTeX XMLCite \textit{I. Ahmed} et al., J. Funct. Spaces 2017, Article ID 4958073, 9 p. (2017; Zbl 1372.46019) Full Text: DOI
Ahmed, Irshaad; Awais, Muhammad On the general \(K\)-interpolation method for the sum and the intersection. (English) Zbl 1364.46019 J. Inequal. Appl. 2016, Paper No. 307, 16 p. (2016). MSC: 46B70 PDFBibTeX XMLCite \textit{I. Ahmed} and \textit{M. Awais}, J. Inequal. Appl. 2016, Paper No. 307, 16 p. (2016; Zbl 1364.46019) Full Text: DOI
Ahmed, Irshaad; Karadzhov, Georgi; Raza, Ali Reiteration in \( K \)-interpolation method for quasi-normed spaces. (English) Zbl 1363.46020 C. R. Acad. Bulg. Sci. 69, No. 4, 405-410 (2016). Reviewer: Petar Popivanov (Sofia) MSC: 46B70 PDFBibTeX XMLCite \textit{I. Ahmed} et al., C. R. Acad. Bulg. Sci. 69, No. 4, 405--410 (2016; Zbl 1363.46020)
Ahmed, Irshaad; Ejaz, Tuba Reiteration theorems for two-parameter limiting real interpolation methods. (English) Zbl 1353.46017 J. Funct. Spaces 2016, Article ID 8214643, 9 p. (2016). MSC: 46B70 PDFBibTeX XMLCite \textit{I. Ahmed} and \textit{T. Ejaz}, J. Funct. Spaces 2016, Article ID 8214643, 9 p. (2016; Zbl 1353.46017) Full Text: DOI
Ahmed, I.; Karadzhov, G.; Nazeer, W. Optimal couples of rearrangement invariant spaces for the fractional maximal operator. (English) Zbl 1265.46048 C. R. Acad. Bulg. Sci. 64, No. 9, 1233-1240 (2011). Reviewer: Petar Popivanov (Sofia) MSC: 46E30 47B38 PDFBibTeX XMLCite \textit{I. Ahmed} et al., C. R. Acad. Bulg. Sci. 64, No. 9, 1233--1240 (2011; Zbl 1265.46048)
Ahmed, I.; Edmunds, D. E.; Evans, W. D.; Karadzhov, G. E. Reiteration theorems for the \(K\)-interpolation method in limiting cases. (English) Zbl 1219.46022 Math. Nachr. 284, No. 4, 421-442 (2011). MSC: 46B70 PDFBibTeX XMLCite \textit{I. Ahmed} et al., Math. Nachr. 284, No. 4, 421--442 (2011; Zbl 1219.46022) Full Text: DOI