00982nam a2200289 i 450099100072903970753620020507172836.0970502s1971 ||| ||| | eng b10749238-39ule_instLE01301398ExLDip.to Matematicaeng515.62AMS 39AAMS 41A05Gelfond, A. O.480839Calculus of finite difference /A. O. Gel'fondauth. eng. transl. of the 3rd russian edDelhi :Hindustan Publ. Corp.,c1971vi, 451 p. ;23 cmDifference equationsInterpolation.b1074923821-09-0628-06-02991000729039707536LE013 39A GEL11 (1971)12013000081083le013-E0.00-l- 02020.i1084200728-06-02Calculus of finite difference911542UNISALENTOle01301-01-97ma -engxx 01