The summability of formal solutions of functional equations
1967 ◽
Vol 7
(2)
◽
pp. 141-144
Keyword(s):
In 1923 Nörlund [1] considered the difference equationand showed that the formal solution of (1)obtained by iteration, although in general divergent, is in fact Abel summable to a solution of (1). He writes the arbitary constant c asand thus the “principal solution” of the difference equation is
1917 ◽
Vol 36
◽
pp. 40-60
1920 ◽
Vol 39
◽
pp. 58-62
◽
Keyword(s):
1949 ◽
Vol 45
(2)
◽
pp. 194-206
◽
1984 ◽
Vol 25
(4)
◽
pp. 451-462
◽
1984 ◽
Vol 4
(2)
◽
pp. 301-309
◽
Keyword(s):
1985 ◽
Vol 26
(4)
◽
pp. 430-451
◽
1985 ◽
Vol 27
(2)
◽
pp. 145-166
◽
1992 ◽
Vol 121
(1-2)
◽
pp. 169-183
◽