(3.1) |

The side of the equation was quickly solved. We can recast this equation in the following variations, where we let C represent and S ; we introduce the notation which represents an introduction of a new idea into the stream of derivation, and is followed by the immediate consequence of this new idea; we then consider the case.

0 | |||

As we further press on this equation, we shall find it suggesting its own solution, even betraying the separation constant .