on the Changes of Figures; the Cratynteria (that is to say, an essay, approving of what has been said in preceding ones); a treatise on Phænomenon, or on Providence; three books on Pestilences, or Pestilential Evils; a book of Difficulties. These are his books on natural philosophy.
His miscellaneous works are these. Heavenly Causes; Aërial Causes; Causes affecting Plane Surfaces; Causes referring to Fire, and to what is in Fire; Causes affecting Voices; Causes affecting Seeds, and Plants, and Fruits; three books of Causes affecting Animals; Miscellaneous Causes; a treatise on the Magnet. These are his miscellaneous works.
His mathematical writings are the following. A treatise on the Difference of Opinion, or on the Contact of the Circle and the Sphere; one on Geometry; one on Numbers; one on Incommensurable Lines, and Solids, in two books; a volume called Explanations; the Great Year, or the Astronomical Calendar; a discussion on the Clepsydra; the Map of the Heavens; Geography; Polography; Actinography, or a discussion on