TY - JOUR AU - Davies, Philip I. TI - Structured conditioning of matrix functions JO - The electronic journal of linear algebra PY - 2004 SP - 132 EP - 161 VL - 11 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ELA_2004__11__a10/ LA - en ID - ELA_2004__11__a10 ER -