%0 Journal Article %A Sawyer, P. %T The Heat Equation on the Spaces of Positive Definite Matrices %J Canadian journal of mathematics %D 1992 %P 624-651 %V 44 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1992-038-7/ %R 10.4153/CJM-1992-038-7 %F 10_4153_CJM_1992_038_7