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TY - JOUR AU - Lehrenfeld, Christoph AU - Reusken, Arnold TI - Optimal preconditioners for Nitsche-XFEM discretizations of interface problems JO - Numerische Mathematik VL - 135 IS - 2 SN - 0945-3245 CY - Berlin PB - Springer M1 - RWTH-2016-06563 SP - 313-332 PY - 2017 N1 - First Online: 26 March 2016 LB - PUB:(DE-HGF)16 UR - <Go to ISI:>//WOS:000393052400001 DO - DOI:10.1007/s00211-016-0801-6 UR - https://publications.rwth-aachen.de/record/668082 ER -