JournalsrlmVol. 30, No. 3Rendiconti LinceiVolume 30, No. 3 (2019)DOI: 10.4171/rlm | ISSN: 1120-6330 | eISSN: 1720-0768pp. 413–436Optimal embeddings into Lorentz spaces for some vector differential operators via Gagliardo’s lemmaDaniel SpectorJean Van Schaftingenpp. 437–478Well-posedness and regularity for a generalized fractional Cahn–Hilliard systemPierluigi ColliGianni GilardiJürgen Sprekelspp. 479–496On one variant of strongly nonlinear Gagliardo–Nirenberg inequality involving Laplace operator with application to nonlinear elliptic problemsTomasz ChoczewskiAgnieszka Kalamajskapp. 497–509Counting rational points and lower bounds for Galois orbitsHarry Schmidtpp. 511–531Non-uniqueness of signed measure-valued solutions to the continuity equation in presence of a unique flowPaolo BonicattoNikolay A. Gusevpp. 533–542Density in $SBD$ and approximation of fracture energiesVito Crismalepp. 543–581Multiplicity and concentration of solutions for fractional Schrödinger systems via penalization methodVincenzo Ambrosiopp. 583–597Linear functionals on variable exponent Bochner–Lebesgue spacesRené Erlín CastilloOscar M. GuzmánHumberto Rafeiropp. 599–614A maximal function characterisation of absolutely continuous measures and Sobolev functionsElia BruèQuoc-Hung NguyenGiorgio Stefanipp. 615–633Line and rational curve arrangements, and Walther’s inequalityAlexandru DimcaGabriel Sticlarupp. 635–647Existence and uniqueness for a two-scale system involving tangential operatorsMicol AmarRoberto Giannipp. 649–663On a new necessary condition in the Calculus of Variations for Lagrangians that are highly discontinuous in the state and velocityPiernicola BettiolCarlo Mariconda

pp. 413–436Optimal embeddings into Lorentz spaces for some vector differential operators via Gagliardo’s lemmaDaniel SpectorJean Van Schaftingen

pp. 437–478Well-posedness and regularity for a generalized fractional Cahn–Hilliard systemPierluigi ColliGianni GilardiJürgen Sprekels

pp. 479–496On one variant of strongly nonlinear Gagliardo–Nirenberg inequality involving Laplace operator with application to nonlinear elliptic problemsTomasz ChoczewskiAgnieszka Kalamajska

pp. 511–531Non-uniqueness of signed measure-valued solutions to the continuity equation in presence of a unique flowPaolo BonicattoNikolay A. Gusev

pp. 543–581Multiplicity and concentration of solutions for fractional Schrödinger systems via penalization methodVincenzo Ambrosio

pp. 583–597Linear functionals on variable exponent Bochner–Lebesgue spacesRené Erlín CastilloOscar M. GuzmánHumberto Rafeiro

pp. 599–614A maximal function characterisation of absolutely continuous measures and Sobolev functionsElia BruèQuoc-Hung NguyenGiorgio Stefani

pp. 615–633Line and rational curve arrangements, and Walther’s inequalityAlexandru DimcaGabriel Sticlaru

pp. 635–647Existence and uniqueness for a two-scale system involving tangential operatorsMicol AmarRoberto Gianni

pp. 649–663On a new necessary condition in the Calculus of Variations for Lagrangians that are highly discontinuous in the state and velocityPiernicola BettiolCarlo Mariconda