On the separation of exponentials.
Bollettino della Unione matematica italiana, Série 3, Tome 15 (1960) no. 1, pp. 38-39.
Voir la notice de l'article dans Biblioteca Digitale Italiana di Matematica
@article{BUMI_1960_3_15_1_a7, author = {Bellman, Richard}, title = {On the separation of exponentials.}, journal = {Bollettino della Unione matematica italiana}, pages = {38--39}, publisher = {mathdoc}, volume = {Ser. 3, 15}, number = {1}, year = {1960}, zbl = {0101.04704}, mrnumber = {123868}, language = {it}, url = {https://geodesic-test.mathdoc.fr/item/BUMI_1960_3_15_1_a7/} }
Bellman, Richard. On the separation of exponentials.. Bollettino della Unione matematica italiana, Série 3, Tome 15 (1960) no. 1, pp. 38-39. https://geodesic-test.mathdoc.fr/item/BUMI_1960_3_15_1_a7/