TY - JOUR AU - Faustmann, Markus AU - Melenk, Jens Markus AU - Parvizi, Maryam TI - On the stability of Scott-Zhang type operators and application to multilevel preconditioning in fractional diffusion JO - ESAIM: Mathematical Modelling and Numerical Analysis PY - 2021 SP - 595 EP - 625 VL - 55 IS - 2 PB - EDP-Sciences UR - https://www.numdam.org/articles/10.1051/m2an/2020079/ DO - 10.1051/m2an/2020079 LA - en ID - M2AN_2021__55_2_595_0 ER -