1. Cf. G. D. Mostow, On an assertion of Weil, in these Annals, vol. 54, p. 339. As the title shows, his investigation is derived from a statement in A. Weil’s book, L’integration dans les groupes topologiques et ses applications, p. 129.
2. Cf. Weil, l.c. 1, p. 41.
3. Cf. Weil, l.c. 1, p. 129.
4. Cf. K. Iwasawa, On some types of topological groups, Ann. of Math. 50 (1949), p. 516.
5. Cf. Iwasawa, l.c. 6, p. 515.