@article{BUMI_1959_3_14_1_78_0, author = {Richard Bellman}, title = {On the variation of the Fredholm resolvent.}, journal = {Bollettino dell'Unione Matematica Italiana}, volume = {14}, year = {1959}, pages = {78-81}, zbl = {0088.08102}, mrnumber = {130543}, language = {en}, url = {http://dml.mathdoc.fr/item/BUMI_1959_3_14_1_78_0} }
Bellman, Richard. On the variation of the Fredholm resolvent.. Bollettino dell'Unione Matematica Italiana, Tome 14 (1959) pp. 78-81. http://gdmltest.u-ga.fr/item/BUMI_1959_3_14_1_78_0/
[1] Functional Equations in the Theory of Dynamic Programming -VII: An Integro-Differentïal Equation for the Fredholm Resolvent, «Proc. Amer. Math. Soc.», Tol. 8 (1957), pp. 435-440. | MR 88666 | Zbl 0078.09502
,[2] | MR 80593
, Chap. 6, Modern Mathematics for Engineers. E. F. Beckenbach, Editor, McGraw-Hill. 1956.