Alireza Ranjbar-Motlagh

Email: ranjbarm[at]sharif[dot]edu
Tel: +98 (21) 6616 5642

Research Articles

- Pólya-Szegő type inequalities over metric-measure spaces
Ranjbar-Motlagh, Alireza. Manuscripta Math. 176 (2025), no. 4, Paper No. 46, 15 pp.

- Scaling of the elastic energy of small balls for maps between manifolds with different curvature tensors
Krömer, Milan; Müller, Stefan. Calc. Var. Partial Differential Equations 64 (2025), no. 3, Paper No. 85, 17 pp. (Reviewer:Ranjbar-Motlagh, Alireza)

- Sharp quantitative stability of the Möbius group among sphere-valued maps in arbitrary dimension
Guerra, André; Lamy, Xavier; Zemas, Konstantinos. Trans. Amer. Math. Soc. 378 (2025), no. 2, 1235–1259. (Reviewer:Ranjbar-Motlagh, Alireza)

- Almost sharp Sobolev trace inequalities in the unit ball under constraints
Chen, Xuezhang; Wei, Wei; Wu, Nan. Adv. Math. 459 (2024), Paper No. 110023, 88 pp. (Reviewer:Ranjbar-Motlagh, Alireza)

- A new approach from the calculus of variations to the Lichnerowicz theorem
Nakauchi, Nobumitsu. J. Geom. Phys. 200 (2024), Paper No. 105178, 6 pp. (Reviewer:Ranjbar-Motlagh, Alireza)

- Degenerate stability of the Caffarelli-Kohn-Nirenberg inequality along the Felli-Schneider curve
Frank, Rupert L.; Peteranderl, Jonas W. Calc. Var. Partial Differential. Equations 63 (2024), no. 2, Paper No. 44, 33 pp. (Reviewer:Ranjbar-Motlagh, Alireza)

-The Cheeger cut and Cheeger problem in metric measure spaces
Mazón, José M. NoDEA Nonlinear Differential Equations Appl. 31 (2024), no. 1, Paper No. 10, 32 pp. (Reviewer:Ranjbar-Motlagh, Alireza)

-Ranjbar-Motlagh, A.; A Banach-Stone type theorem for space of vector-valued differentiable maps. Anal. Math. 49 (2023), no. 3, 841–854. 46B04 (46E15 46E40)   

-Ranjbar-Motlagh, A.; Nash-type inequalities on metric-measure spaces. Funct. Anal. Appl. 57 (2023), no. 1, 65–70. 46E36   

-Ranjbar-Motlagh, Alireza Isometries between spaces of vector-valued differentiable functions II. Publ. Math. Debrecen 101 (2022), no. 3-4, 325– 336. 46B04 (46E15 46E40)  

-Ranjbar-Motlagh, Alireza; Besov type function spaces defined on metric-measure spaces. J. Math. Anal. Appl. 505 (2022), no. 2, Paper No. 125508, 17 pp. 46E30 (46E36)   

-Ranjbar-Motlagh, Alireza Isometries between spaces of vector-valued differentiable functions. J. Funct. Spaces 2021 , Art. ID 6643423, 6 pp. 46E40 (46B04)   

-Ranjbar-Motlagh, Alireza A remark on the Bourgain-Brezis-Mironescu haracterization of constant functions. Houston J. Math. 46 (2020), no. 1, 113–115. (Reviewer: Steven George Krantz) 26B40 (26A30 46E35)    

-Ranjbar-Motlagh, Alireza A remark on isometries of absolutely continuous  spaces. J. Funct. Spaces 2020, Art. ID 3290840, 3 pp. 46B04 (47B33 47B38)   

-Ranjbar-Motlagh, Alireza An integral type characterization of Lipschitz functions over metric-measure spaces. J. Math. Anal. Appl. 479 (2019), no. 2, 1708–1714. 26A16    

-Ranjbar-Motlagh, Alireza Isometries of Lipschitz type function spaces. Math. Nachr. 291 (2018), no. 11-12, 1899–1907.   

-Ranjbar-Motlagh, Alireza A note on isometries of Lipschitz spaces. J. Math. Anal.  Appl.  411 (2014), no. 2, 555–558.   

-Ranjbar-Motlagh, Alireza An integral type characterization of constant functions on metric-measure spaces. J. Math. Anal. Appl. 385 (2012), no. 1, 194-201.   

-Ranjbar-Motlagh, Alireza On harmonic maps from stochastically complete manifolds. Arch. Math. (Basel) 92 (2009), no. 6, 637-644.   

-Ranjbar-Motlagh, Alireza Generalized Rademacher-Stepanov type theorem and applications. Z. Anal. Anwend. 28 (2009), no. 3,249-275.      

-Ranjbar-Motlagh, Alireza A non-existence theorem for isometric immersions. J. Geom. Phys. 59 (2009), no. 3, 263-266.   

-Ranjbar-Motlagh, Alireza An embedding theorem for Sobolev type functions with gradients in a Lorentz space. Studia Math.191 (2009), no. 1, 1-9.  

-Ranjbar-Motlagh, Alireza Generalized Stepanov type theorem with applications over metric-measure spaces. Houston J. Math.34 (2008), no. 2, 623-635.    

-Ranjbar-Motlagh, Alireza Generalizations of the Liouville theorem.Differential Geom. Appl. 26 (2008), no. 3, 339-345.    

-Ranjbar-Motlagh, Alireza Poincare inequality for abstract spaces. Bull. Austral.  Math. Soc. 71 (2005), no. 2, 193-204.   

-Ranjbar-Motlagh, Alireza A note on the Poincare inequality. Studia Math. 154  (2003), no.
1, 1-11.  

-Ranjbar-Motlagh, Alireza Rigidity of spheres in Riemannian manifolds and a non-embedding theorem. Bol. Soc. Brasil. Mat. (N.S.) 32 (2001), no. 2, 159-171.  

-Ranjbar-Motlagh, Alireza; Analysis on metric-measure spaces. Thesis (Ph.D.)-New York University. 1998. 108 pp. ISBN: 978-0591-84640-9, ProQuest LLC, Thesis.   

-Ranjbar-Motlagh, Alireza The action of groups on hyperbolic spaces. Differential Geom. Appl. 6 (1996), no. 2, 169-180.