TY - JOUR AU - Powers, David L. TI - On the Differentials of Certain Matrix Functions JO - Canadian journal of mathematics PY - 1971 SP - 282 EP - 286 VL - 23 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1971-028-6/ DO - 10.4153/CJM-1971-028-6 ID - 10_4153_CJM_1971_028_6 ER -