TY - JOUR AU - Sawyer, P. TI - The Heat Equation on the Spaces of Positive Definite Matrices JO - Canadian journal of mathematics PY - 1992 SP - 624 EP - 651 VL - 44 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1992-038-7/ DO - 10.4153/CJM-1992-038-7 ID - 10_4153_CJM_1992_038_7 ER -