Schippers, Eric; Staubach, Wolfgang Transmission of harmonic functions through quasicircles on compact Riemann surfaces. (English) Zbl 1461.30051 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 1111-1134 (2020). Reviewer: Gautam Bharali (Bangalore) MSC: 30C62 30F15 PDFBibTeX XMLCite \textit{E. Schippers} and \textit{W. Staubach}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 1111--1134 (2020; Zbl 1461.30051) Full Text: DOI arXiv
Matsuoka, Katsuo; Mizuta, Yoshihiro; Shimomura, Tetsu Weak estimates for the maximal and Riesz potential operators on non-homogeneous central Morrey type spaces in \(L^1\) over metric measure spaces. (English) Zbl 1452.30033 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 1187-1207 (2020). Reviewer: Scott Zimmerman (Marion) MSC: 30L99 31B15 46E35 PDFBibTeX XMLCite \textit{K. Matsuoka} et al., Ann. Acad. Sci. Fenn., Math. 45, No. 2, 1187--1207 (2020; Zbl 1452.30033) Full Text: DOI
Osękowski, Adam On \(A_p - A_q\) weighted estimates for maximal operators. (English) Zbl 1446.42030 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 1171-1185 (2020). MSC: 42B25 46E30 60G42 PDFBibTeX XMLCite \textit{A. Osękowski}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 1171--1185 (2020; Zbl 1446.42030) Full Text: DOI
Bárány, Balázs; Rams, Michal; Simon, Károly Dimension of the repeller for a piecewise expanding affine map. (English) Zbl 1450.28006 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 1135-1169 (2020). Reviewer: Ivan Podvigin (Novosibirsk) MSC: 28A80 28A78 PDFBibTeX XMLCite \textit{B. Bárány} et al., Ann. Acad. Sci. Fenn., Math. 45, No. 2, 1135--1169 (2020; Zbl 1450.28006) Full Text: DOI arXiv
Maldonado, Diego A note on Lusin’s condition \((N)\) for \(W_\text{loc}^{1,n}\)-mappings with convex potentials. (English) Zbl 1447.26010 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 1103-1109 (2020). Reviewer: Sorin-Mihai Grad (Wien) MSC: 26B25 26B10 28A75 46E35 PDFBibTeX XMLCite \textit{D. Maldonado}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 1103--1109 (2020; Zbl 1447.26010) Full Text: DOI
Ilmavirta, Joonas; Railo, Jesse Geodesic ray transform with matrix weights for piecewise constant functions. (English) Zbl 1460.44002 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 1095-1102 (2020). Reviewer: Fritz Keinert (Ames) MSC: 44A12 53C65 PDFBibTeX XMLCite \textit{J. Ilmavirta} and \textit{J. Railo}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 1095--1102 (2020; Zbl 1460.44002) Full Text: DOI arXiv
Ghinassi, Silvia Sufficient conditions for \(C^{1, \alpha}\) parametrization and rectifiability. (English) Zbl 1447.28002 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 1065-1094 (2020). Reviewer: Ivan Podvigin (Novosibirsk) MSC: 28A75 26A16 28A12 28A78 42B99 PDFBibTeX XMLCite \textit{S. Ghinassi}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 1065--1094 (2020; Zbl 1447.28002) Full Text: DOI arXiv
Di Donato, Daniela Intrinsic Lipschitz graphs in Carnot groups of step 2. (English) Zbl 1446.35239 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 1013-1063 (2020). MSC: 35R03 28A75 53C17 PDFBibTeX XMLCite \textit{D. Di Donato}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 1013--1063 (2020; Zbl 1446.35239) Full Text: DOI arXiv
Leandro, Benedito; dos Santos, João Paulo Reduction of gradient Ricci soliton equations. (English) Zbl 1446.53029 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 1003-1011 (2020). MSC: 53C21 53C50 53E20 PDFBibTeX XMLCite \textit{B. Leandro} and \textit{J. P. dos Santos}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 1003--1011 (2020; Zbl 1446.53029) Full Text: DOI arXiv
Krukowski, Mateusz Characterizing compact families via the Laplace transform. (English) Zbl 1448.44002 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 991-1002 (2020). MSC: 44A10 42A38 46B50 PDFBibTeX XMLCite \textit{M. Krukowski}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 991--1002 (2020; Zbl 1448.44002) Full Text: DOI arXiv
Pankka, Pekka Quasiregular curves. (English) Zbl 1455.30014 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 975-990 (2020). Reviewer: Matti Vuorinen (Turku) MSC: 30C65 53C15 PDFBibTeX XMLCite \textit{P. Pankka}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 975--990 (2020; Zbl 1455.30014) Full Text: DOI arXiv
Gutlyanskii, Vladimir; Ryazanov, Vladimir; Yakubov, Eduard; Yefimushkin, Artyem On Hilbert boundary value problem for Beltrami equation. (English) Zbl 1455.30011 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 957-973 (2020). Reviewer: Olli Martio (Helsinki) MSC: 30C62 31A05 31A20 31A25 30E25 PDFBibTeX XMLCite \textit{V. Gutlyanskii} et al., Ann. Acad. Sci. Fenn., Math. 45, No. 2, 957--973 (2020; Zbl 1455.30011) Full Text: DOI
Chousionis, Vasileios; Li, Sean; Vellis, Vyron; Zimmerman, Scott Bi-Lipschitz embeddings of Heisenberg submanifolds into Euclidean spaces. (English) Zbl 1450.30076 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 931-955 (2020). MSC: 30L05 53C17 PDFBibTeX XMLCite \textit{V. Chousionis} et al., Ann. Acad. Sci. Fenn., Math. 45, No. 2, 931--955 (2020; Zbl 1450.30076) Full Text: DOI arXiv
Llorente, José G. On the range of harmonic maps in the plane. (English) Zbl 1450.31001 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 915-930 (2020). Reviewer: Marius Ghergu (Dublin) MSC: 31A05 PDFBibTeX XMLCite \textit{J. G. Llorente}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 915--930 (2020; Zbl 1450.31001) Full Text: DOI arXiv
Perälä, Antti General fractional derivatives and the Bergman projection. (English) Zbl 1457.32008 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 903-913 (2020). Reviewer: Carme Cascante (Barcelona) MSC: 32A36 30H30 30H25 PDFBibTeX XMLCite \textit{A. Perälä}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 903--913 (2020; Zbl 1457.32008) Full Text: DOI arXiv
Rocha, Pablo Multilinear fractional integral operators: a counter-example. (English) Zbl 1446.42020 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 899-902 (2020). MSC: 42B20 42B30 PDFBibTeX XMLCite \textit{P. Rocha}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 899--902 (2020; Zbl 1446.42020) Full Text: DOI arXiv
Martín, Joaquim; Ortiz, Walter A. Symmetrization inequalities for probability metric spaces with convex isoperimetric profile. (English) Zbl 1461.46034 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 877-897 (2020). MSC: 46E36 46E30 26D10 PDFBibTeX XMLCite \textit{J. Martín} and \textit{W. A. Ortiz}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 877--897 (2020; Zbl 1461.46034) Full Text: DOI arXiv
Kim, Ju Myung The ideal of weakly \(p\)-compact operators and its approximation property for Banach spaces. (English) Zbl 1461.46014 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 863-876 (2020). MSC: 46B28 46B45 47L20 PDFBibTeX XMLCite \textit{J. M. Kim}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 863--876 (2020; Zbl 1461.46014) Full Text: DOI
Cascante, Carme; Fàbrega, Joan; Pascuas, Daniel Hankel bilinear forms on generalized Fock-Sobolev spaces on \(C^n\). (English) Zbl 07241196 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 841-862 (2020). MSC: 47B35 47B10 32A37 30H20 32A25 PDFBibTeX XMLCite \textit{C. Cascante} et al., Ann. Acad. Sci. Fenn., Math. 45, No. 2, 841--862 (2020; Zbl 07241196) Full Text: DOI arXiv
Guidi, Chiara; Martino, Vittorio Horizontal curvatures and classification results. (English) Zbl 1447.32057 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 829-840 (2020). MSC: 32V40 53C55 PDFBibTeX XMLCite \textit{C. Guidi} and \textit{V. Martino}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 829--840 (2020; Zbl 1447.32057) Full Text: DOI
Lindström, Mikael; Miihkinen, Santeri; Nieminen, Pekka J. Rigidity of weighted composition operators on \(H^p\). (English) Zbl 07241194 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 825-828 (2020). MSC: 47B33 47B10 PDFBibTeX XMLCite \textit{M. Lindström} et al., Ann. Acad. Sci. Fenn., Math. 45, No. 2, 825--828 (2020; Zbl 07241194) Full Text: DOI arXiv
Leśnik, Karol; Maligranda, Lech; Mleczko, Pawel Regularization for Lozanovskii’s type factorization with applications. (English) Zbl 1457.46040 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 811-823 (2020). Reviewer: Alexei Yu. Karlovich (Lisboa) MSC: 46E30 46E15 42B30 46J15 47B35 PDFBibTeX XMLCite \textit{K. Leśnik} et al., Ann. Acad. Sci. Fenn., Math. 45, No. 2, 811--823 (2020; Zbl 1457.46040) Full Text: DOI
Baden-Riess, Thomas Existence, uniqueness and explicit bounds for acoustic scattering by an infinite Lipschitz boundary with an impedance condition. (English) Zbl 1447.78007 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 785-810 (2020). MSC: 78A45 74J20 35J05 35J20 45B05 35A01 35A02 PDFBibTeX XMLCite \textit{T. Baden-Riess}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 785--810 (2020; Zbl 1447.78007) Full Text: DOI
Liu, Bin; Rättyä, Jouni Closure of Bergman and Dirichlet spaces in the Bloch norm. (English) Zbl 1455.30049 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 771-783 (2020). Reviewer: Raymond Mortini (Metz) MSC: 30H30 46E15 30J10 PDFBibTeX XMLCite \textit{B. Liu} and \textit{J. Rättyä}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 771--783 (2020; Zbl 1455.30049) Full Text: DOI
Angeloni, Laura; Costarelli, Danilo; Vinti, Gianluca Convergence in variation for the multidimensional generalized sampling series and applications to smoothing for digital image processing. (English) Zbl 1458.94180 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 751-770 (2020). MSC: 94A20 94A08 41A30 41A05 PDFBibTeX XMLCite \textit{L. Angeloni} et al., Ann. Acad. Sci. Fenn., Math. 45, No. 2, 751--770 (2020; Zbl 1458.94180) Full Text: DOI arXiv
Waterman, James Identifying logarithmic tracts. (English) Zbl 1455.30020 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 739-749 (2020). Reviewer: Konstantin Malyutin (Kursk) MSC: 30D05 37F10 30D35 PDFBibTeX XMLCite \textit{J. Waterman}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 739--749 (2020; Zbl 1455.30020) Full Text: DOI arXiv
Terence, L. J. Harris An a.e. lower bound for Hausdorff dimension under vertical projections in the Heisenberg group. (English) Zbl 1446.28008 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 723-737 (2020). MSC: 28A78 28A80 PDFBibTeX XMLCite \textit{L. J. H. Terence}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 723--737 (2020; Zbl 1446.28008) Full Text: DOI arXiv
Gupta, Lipsy; Kundu, Subiman Functions that preserve certain classes of sequences and locally Lipschitz functions. (English) Zbl 1448.54017 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 699-722 (2020). Reviewer: Aleksey A. Dovgoshey (Slovyansk) MSC: 54E40 26A16 26A99 26A15 54E50 54D35 PDFBibTeX XMLCite \textit{L. Gupta} and \textit{S. Kundu}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 699--722 (2020; Zbl 1448.54017) Full Text: DOI
Li, Bo; Li, Long; Xu, Bin Bounded projective functions and hyperbolic metrics with isolated singularities. (English) Zbl 1447.30004 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 687-698 (2020). MSC: 30F45 PDFBibTeX XMLCite \textit{B. Li} et al., Ann. Acad. Sci. Fenn., Math. 45, No. 2, 687--698 (2020; Zbl 1447.30004) Full Text: DOI arXiv
Tan, Dong Totally geodesic homeomorphisms between Teichmüller spaces. (English) Zbl 1447.32022 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 673-685 (2020). MSC: 32G15 30F60 57M50 PDFBibTeX XMLCite \textit{D. Tan}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 673--685 (2020; Zbl 1447.32022) Full Text: DOI
Olsen, Lars On the average \(L^q\)-dimensions of typical measures belonging to the Gromov-Hausdorff-Prohoroff space. The limiting cases: \(q = 1\) and \(q = \infty\). (English) Zbl 1446.28007 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 647-672 (2020). MSC: 28A78 28A80 PDFBibTeX XMLCite \textit{L. Olsen}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 647--672 (2020; Zbl 1446.28007) Full Text: DOI
Gu, Qingsong; Lau, Ka-Sing Dirichlet forms and convergence of Besov norms on self-similar sets. (English) Zbl 1453.46028 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 625-646 (2020). Reviewer: Hans Triebel (Jena) MSC: 46E35 28A80 46E30 PDFBibTeX XMLCite \textit{Q. Gu} and \textit{K.-S. Lau}, Ann. Acad. Sci. Fenn., Math. 45, No. 2, 625--646 (2020; Zbl 1453.46028) Full Text: DOI
Huang, Jizheng; Li, Pengtao; Liu, Yu; Xin, Jie The characterizations of Hardy-Sobolev spaces by fractional square functions related to Schrödinger operators. (English) Zbl 1446.42034 Ann. Acad. Sci. Fenn., Math. 45, No. 2, 607-623 (2020). MSC: 42B35 47A60 42B25 35J10 46E35 PDFBibTeX XMLCite \textit{J. Huang} et al., Ann. Acad. Sci. Fenn., Math. 45, No. 2, 607--623 (2020; Zbl 1446.42034) Full Text: DOI