TY - JOUR AU - DalĂ­k, Josef TI - The invertibility of the isoparametric mappings for triangular quadratic Lagrange finite elements JO - Applications of Mathematics PY - 2012 SP - 445 EP - 462 VL - 57 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1007/s10492-012-0026-7/ DO - 10.1007/s10492-012-0026-7 LA - en ID - 10_1007_s10492_012_0026_7 ER -