1. Bellman, R.: Introduction to matrix analysis. New York: McGraw-Hill Book Co., Inc. 1960.
2. Ostrowski, A., and O. Taussky: On the variation of the determinant of a positive definite matrix. Nederl. Akad. Wet. Proc. (A) 54, 383–385 (1951).
3. Andreief, C.: Note sur une relation entre les intégrales définies des products des fonctions. Mem. soc. Sci. Bordeaux (3) 2, 1–14 (1883).
4. This is the continuous analogue of the Lagrange formula. See also
5. de Bruijn, N. G.: On some multiple integrals involving determinants. J. Ind. Math. Soc. 19, 133–151 (1955).