Geodesic
Differentiability from the representation formula and the Sobolev–Poincaré inequality
Valentino Magnani 1
1 Dipartimento di Matematica Universitá di Pisa via Buonarroti n. 2, 56127 Pisa, Italy
Studia Mathematica, Tome 168 (2005) no. 3, pp. 251-272 Cet article a éte moissonné depuis la source Institute of Mathematics Polish Academy of Sciences

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In the geometries of stratified groups, we provide differentiability theorems for both functions of bounded variation and Sobolev functions. Proofs are based on a systematic application of the Sobolev–Poincaré inequality and the so-called representation formula.
DOI : 10.4064/sm168-3-5
Keywords: geometries stratified groups provide differentiability theorems functions bounded variation sobolev functions proofs based systematic application sobolev poincar inequality so called representation formula

Valentino Magnani  1

1 Dipartimento di Matematica Universitá di Pisa via Buonarroti n. 2, 56127 Pisa, Italy 
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Valentino Magnani. Differentiability from the representation formula and
 the Sobolev–Poincaré inequality. Studia Mathematica, Tome 168 (2005) no. 3, pp. 251-272. doi: 10.4064/sm168-3-5

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