Irie, Kei Periodic billiard trajectories and Morse theory on loop spaces. (English) Zbl 1408.37106 Comment. Math. Helv. 90, No. 1, 225-254 (2015). MSC: 37J45 70H12 52A20 37D50 PDFBibTeX XMLCite \textit{K. Irie}, Comment. Math. Helv. 90, No. 1, 225--254 (2015; Zbl 1408.37106) Full Text: DOI arXiv
Dymarz, Tullia Envelopes of certain solvable groups. (English) Zbl 1345.20045 Comment. Math. Helv. 90, No. 1, 195-224 (2015). MSC: 20F16 22D05 22E40 20F65 PDFBibTeX XMLCite \textit{T. Dymarz}, Comment. Math. Helv. 90, No. 1, 195--224 (2015; Zbl 1345.20045) Full Text: DOI arXiv
Abbondandolo, Alberto; Macarini, Leonardo; Paternain, Gabriel P. On the existence of three closed magnetic geodesics for subcritical energies. (English) Zbl 1316.53042 Comment. Math. Helv. 90, No. 1, 155-193 (2015). MSC: 53C21 53C25 35J15 70E18 PDFBibTeX XMLCite \textit{A. Abbondandolo} et al., Comment. Math. Helv. 90, No. 1, 155--193 (2015; Zbl 1316.53042) Full Text: DOI arXiv
Bialy, Misha Effective bounds in E. Hopf rigidity for billiards and geodesic flows. (English) Zbl 1345.37064 Comment. Math. Helv. 90, No. 1, 139-153 (2015). Reviewer: Ion Mihai (Bucureşti) MSC: 37J50 53C24 37D50 PDFBibTeX XMLCite \textit{M. Bialy}, Comment. Math. Helv. 90, No. 1, 139--153 (2015; Zbl 1345.37064) Full Text: DOI arXiv
Dubouloz, Adrien Flexible bundles over rigid affine surfaces. (English) Zbl 1326.14145 Comment. Math. Helv. 90, No. 1, 121-137 (2015). Reviewer: Rajendra Gurjar (Mumbai) MSC: 14R20 14R25 14J50 14J60 PDFBibTeX XMLCite \textit{A. Dubouloz}, Comment. Math. Helv. 90, No. 1, 121--137 (2015; Zbl 1326.14145) Full Text: DOI arXiv
Hong, Min-Chun; Tian, Gang; Yin, Hao The Yang-Mills \(\alpha\)-flow in vector bundles over four manifolds and its applications. (English) Zbl 1316.58009 Comment. Math. Helv. 90, No. 1, 75-120 (2015). Reviewer: Sergiy Koshkin (Houston) MSC: 58E15 PDFBibTeX XMLCite \textit{M.-C. Hong} et al., Comment. Math. Helv. 90, No. 1, 75--120 (2015; Zbl 1316.58009) Full Text: DOI arXiv
Ciliberto, Ciro; Mendes Lopes, Margarida; Roulleau, Xavier On Schoen surfaces. (English) Zbl 1315.14053 Comment. Math. Helv. 90, No. 1, 59-74 (2015). Reviewer: Florian Schrack (Bayreuth) MSC: 14J29 32G05 14D06 14J10 PDFBibTeX XMLCite \textit{C. Ciliberto} et al., Comment. Math. Helv. 90, No. 1, 59--74 (2015; Zbl 1315.14053) Full Text: DOI arXiv
Djament, Aurélien; Vespa, Christine Homology of automorphism groups of free groups with polynomial coefficients. (Sur l’homologie des groupes d’automorphismes des groupes libres à coefficients polynomiaux.) (French. English summary) Zbl 1346.20070 Comment. Math. Helv. 90, No. 1, 33-58 (2015). MSC: 20J05 18G10 20E05 20F28 PDFBibTeX XMLCite \textit{A. Djament} and \textit{C. Vespa}, Comment. Math. Helv. 90, No. 1, 33--58 (2015; Zbl 1346.20070) Full Text: DOI
Rössler, Damian On the group of purely inseparable points of an abelian variety defined over a function field of positive characteristic. (English) Zbl 1321.11069 Comment. Math. Helv. 90, No. 1, 23-32 (2015). Reviewer: Andrzej Dąbrowski (Szczecin) MSC: 11G10 14G05 11G25 PDFBibTeX XMLCite \textit{D. Rössler}, Comment. Math. Helv. 90, No. 1, 23--32 (2015; Zbl 1321.11069) Full Text: DOI arXiv
Humilière, Vincent; Leclercq, Rémi; Seyfaddini, Sobhan New energy-capacity-type inequalities and uniqueness of continuous Hamiltonians. (English) Zbl 1320.53108 Comment. Math. Helv. 90, No. 1, 1-21 (2015). Reviewer: Vladislav Nikolaevich Dumachev (Voronezh) MSC: 53D40 37J05 PDFBibTeX XMLCite \textit{V. Humilière} et al., Comment. Math. Helv. 90, No. 1, 1--21 (2015; Zbl 1320.53108) Full Text: DOI arXiv