Lasota, A.; Opial, Z. On the existence and uniqueness of solutions for nonlinear functional equations. (English) Zbl 0177.19902 Bull. Acad. Pol. Sci., Sér. Sci. Math. Astron. Phys. 15, 797-800 (1967). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 5 Documents Keywords:functional analysis × Cite Format Result Cite Review PDF