Title: Allgemeine Untersuchungen über die unendliche Reihe[mathematical Equation]
Subtitle: 1 + a_(1·_ + a(a + 1)__+ 1)/(1·2·_xx + a(a + 1)(a + 2)__+ 1)(_+ 2)/(1·2·3·__+ 1)(_+ 2))x³+ U. S. W.
First published: 1888
Subjects: Infinite Series