| He developed his interest in mechanics, writing treatises on his inventions which he circulated in manuscript. |
| The book is composed of four separate treatises, each dealing with a particular class of numbers. |
| About 1,200 years ago a scribe wrote onto parchment seven Archimedean treatises, including two found nowhere else. |
| Perhaps all we need to do to answer it is to read the mathematical treatises which the Greek mathematicians wrote. |
| Books, treatises, speeches, workshops and seminars on the topic are plentiful. |
| She left a number of wonderful books about her adventures and her treatises on Tibetan Buddhism as a religious doctrine. |
