Hardt, Robert; Rivière, Tristan Sequential weak approximation for maps of finite Hessian energy. (English) Zbl 1455.46035 Calc. Var. Partial Differ. Equ. 54, No. 3, 2713-2749 (2015). MSC: 46E35 46T20 58D15 PDFBibTeX XMLCite \textit{R. Hardt} and \textit{T. Rivière}, Calc. Var. Partial Differ. Equ. 54, No. 3, 2713--2749 (2015; Zbl 1455.46035) Full Text: DOI arXiv
Hardt, Robert; Rivière, Tristan Connecting rational homotopy type singularities. (English) Zbl 1148.58003 Acta Math. 200, No. 1, 15-83 (2008). Reviewer: Andrew Bucki (Edmond) MSC: 58D15 58E20 49Q15 PDFBibTeX XMLCite \textit{R. Hardt} and \textit{T. Rivière}, Acta Math. 200, No. 1, 15--83 (2008; Zbl 1148.58003) Full Text: DOI
Hardt, Robert; Riviére, Tristan Connecting topological Hopf singularities. (English) Zbl 1150.58004 Ann. Sc. Norm. Super. Pisa, Cl. Sci. (5) 2, No. 2, 287-344 (2003). Reviewer: Andrew Bucki (Edmond) MSC: 58D15 58E20 49Q15 PDFBibTeX XMLCite \textit{R. Hardt} and \textit{T. Riviére}, Ann. Sc. Norm. Super. Pisa, Cl. Sci. (5) 2, No. 2, 287--344 (2003; Zbl 1150.58004) Full Text: EuDML
Hardt, Robert M. Singularities of harmonic maps. (English) Zbl 0871.58026 Bull. Am. Math. Soc., New Ser. 34, No. 1, 15-34 (1997). Reviewer: Shen Yi-Bing (Hangzhou) MSC: 58E20 35J45 35J50 PDFBibTeX XMLCite \textit{R. M. Hardt}, Bull. Am. Math. Soc., New Ser. 34, No. 1, 15--34 (1997; Zbl 0871.58026) Full Text: DOI
Hardt, Robert; Lin, Fanghua Singularities for \(p\)-energy minimizing unit vector fields on planar domains. (English) Zbl 0828.58008 Calc. Var. Partial Differ. Equ. 3, No. 3, 311-341 (1995). Reviewer: D.Repovš (Ljubljana) MSC: 58E20 PDFBibTeX XMLCite \textit{R. Hardt} and \textit{F. Lin}, Calc. Var. Partial Differ. Equ. 3, No. 3, 311--341 (1995; Zbl 0828.58008) Full Text: DOI