The mechanicians of Heron's school say that mechanics can be divided into a theoretical and a manual part; the theoretical part is composed of geometry, arithmetic, astronomy and physics, the manual of work in metals, architecture, carpentering and painting and anything involving skill with the hands.
Ang mechanicians ng Heron's paaralan say na mechanics ay nahahati sa isang panteorya at ng isang manwal na bahagi; ang panteorya bahagi ay binubuo ng geometry, arithmetic, astronomy, at physics, ang mano-mano ng trabaho sa riles, architecture, carpentering at pagpipinta at anumang bagay na kinasasangkutan kasanayan sa ang mga kamay.