![classical mechanics - Why does a point transformation in configuration space imply that $P = \frac{\partial q}{\partial Q} p$ in phase space? - Physics Stack Exchange classical mechanics - Why does a point transformation in configuration space imply that $P = \frac{\partial q}{\partial Q} p$ in phase space? - Physics Stack Exchange](https://i.stack.imgur.com/J9ULw.png)
classical mechanics - Why does a point transformation in configuration space imply that $P = \frac{\partial q}{\partial Q} p$ in phase space? - Physics Stack Exchange
![homework and exercises - Determining which generating function to use for canonical tranformation - Physics Stack Exchange homework and exercises - Determining which generating function to use for canonical tranformation - Physics Stack Exchange](https://i.stack.imgur.com/Zl2qN.png)
homework and exercises - Determining which generating function to use for canonical tranformation - Physics Stack Exchange
![On the Canonical Transformation of Time-Dependent Harmonic Oscillator – topic of research paper in Physical sciences. Download scholarly article PDF and read for free on CyberLeninka open science hub. On the Canonical Transformation of Time-Dependent Harmonic Oscillator – topic of research paper in Physical sciences. Download scholarly article PDF and read for free on CyberLeninka open science hub.](https://cyberleninka.org/viewer_images/242799/f/1.png)