y (x) -=eQlxl [so (x) log k (x -xo) + S, (x) log k-l- (X- XO) + ***+ Si, (X) ] where Q (x) is a polynomial in (x - xO) 1/rn and the si (x) (i 0, 1, , k) ...
Transactions of the American Mathematical Society, vol. ii. No. 1.—Invariants of systems of linear differenlial equations, by E. J. Wilczynski. The author has elsewhere shown that the most general ...