Gramain, A. Éléments de \(\pi_{2n-1} (S^ n)\) d’invariant de Hopf un. (French) Zbl 0194.24402 Semin. Bourbaki 1966/67, No. 322, 7 p. (1968). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Keywords:topology PDF BibTeX XML Full Text: Numdam EuDML OpenURL