The Schwarz Lemma and the Hadamard Three-Spheres Theorem in Hilbert Spaces.
Chen, Su-Shing
Monatshefte für Mathematik, Tome 76 (1972), p. 218-221 / Harvested from Göttinger Digitalisierungszentrum
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Publié le : 1972-01-01
EUDML-ID : urn:eudml:doc:177596 
@article{GDZPPN002477920,
     title = {The Schwarz Lemma and the Hadamard Three-Spheres Theorem in Hilbert Spaces.},
     journal = {Monatshefte f\"ur Mathematik},
     volume = {76},
     year = {1972},
     pages = {218-221},
     zbl = {0241.58003},
     url = {http://dml.mathdoc.fr/item/GDZPPN002477920}
}

Chen, Su-Shing. The Schwarz Lemma and the Hadamard Three-Spheres Theorem in Hilbert Spaces.. Monatshefte für Mathematik, Tome 76 (1972) pp. 218-221. http://gdmltest.u-ga.fr/item/GDZPPN002477920/