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papers

Publications (11)

math.FA2013

A pointwise characterization of functions of bounded variation on metric spaces

Panu Lahti, Heli Tuominen

math.FA2013

Smoothing properties of the discrete fractional maximal operator on Besov and Triebel--Lizorkin spaces

Toni Heikkinen, Heli Tuominen

math.FA2013

Fractional maximal functions in metric measure spaces

Toni Heikkinen, Juha Lehrbäck, Juho Nuutinen +1

math.CA2017

Muckenhoupt $A_p$-properties of distance functions and applications to Hardy-Sobolev -type inequalities

Bartłomiej Dyda, Lizaveta Ihnatsyeva, Juha Lehrbäck +2

math.FA2015

Approximation and quasicontinuity of Besov and Triebel-Lizorkin functions

Toni Heikkinen, Pekka Koskela, Heli Tuominen

math.CA2014

Fractional Hardy inequalities and visibility of the boundary

Lizaveta Ihnatsyeva, Juha Lehrbäck, Heli Tuominen +1

math.CA2015

Self-improvement of uniform fatness revisited

Juha Lehrbäck, Heli Tuominen, Antti V. Vähäkangas

math.CA2015

Removable singularities for div v = f in weighted Lebesgue spaces

Laurent Moonens, Emmanuel Russ, Heli Tuominen

math.FA2014

Measure density and extension of Besov and Triebel-Lizorkin functions

Toni Heikkinen, Lizaveta Ihnatsyeva, Heli Tuominen

math.FA2013

Regularity of the local fractional maximal function

Toni Heikkinen, Juha Kinnunen, Janne Korvenpää +1

math.FA2015

Approximation by Hölder functions in Besov and Triebel-Lizorkin spaces

Toni Heikkinen, Heli Tuominen