78     Matrix* temp = new Matrix(*this);  in translate()  local
79     if (m != NULL && temp != NULL) {  in translate()
80         multiply(*temp, *m);  in translate()
83     delete temp;  in translate()
88     Matrix* temp = new Matrix(*this);  in scale()  local
89     if (m != NULL && temp != NULL) {  in scale()
90         multiply(*temp, *m);  in scale()
93     delete temp;  in scale()
98     Matrix* temp = new Matrix(*this);  in rotate()  local
99     if (m != NULL && temp != NULL) {  in rotate()
100         multiply(*temp, *m);  in rotate()
103     delete temp;  in rotate()