Toni Heikkinen

Measure Density and Extension of Besov and Triebel–Lizorkin Functions

Toni Heikkinen, Lizaveta Ihnatsyeva, Heli Tuominen · Journal of Fourier Analysis and Applications · 2015 · 42 citations

Spectral Theory, Measure Density, Dirichlet Form +6

Sobolev-type spaces from generalized Poincaré inequalities

Toni Heikkinen, Pekka Koskela, Heli Tuominen · Studia Mathematica · 2007 · 27 citations · Full text

Spectral Theory, Dirichlet Form, Generalized Poincaré Inequality +7

Approximation and quasicontinuity of Besov and Triebel–Lizorkin functions

Toni Heikkinen, Pekka Koskela, Heli Tuominen · Transactions of the American Mathematical Society · 2016 · 27 citations · Full text

Mapping properties of the discrete fractional maximal operator in metric measure spaces

Toni Heikkinen, Juha Kinnunen, Juho Nuutinen et al. · Kyoto journal of mathematics · 2013 · 21 citations

Measure Theory, Mapping Properties, Metric Measure Spaces +2

Fractional Maximal Functions in Metric MeasureSpaces

Toni Heikkinen, Juha Lehrbäck, Juho Nuutinen et al. · Analysis and Geometry in Metric Spaces · 2013 · 14 citations · Full text