On the notable advancement of the inverse method of tangents
According to Jacobi, a treatise with this title was read to the Berlin Academy on September 3, 1761. According to St. Petersburg Academy records, it was presented to that Academy on May 17, 1762.
Euler considers the problems that arise from mixed differential and difference equations, for example, the problem of reciprocal trajectory.
Original Source Citation
Novi Commentarii academiae scientiarum Petropolitanae, Volume 10, pp. 135-155.
Opera Omnia Citation
Series 1, Volume 27, pp.365-383.