OCR Text |
Show Measurement Systems The sexagesimal system of circular circu-lar measurement has been In existence ex-istence from a very early period. It was used by the early Greek mathematicians. mathe-maticians. Their influence was so great that all the medieval astronomers, astron-omers, and mathematicians, Christian, Chris-tian, Jewish and Mohammedan, used the same system. When a particular par-ticular form of measurement has become established through the ages there is always reluctance In mak-1 ing a change, because of the confusion confu-sion that would be involved; calculations calcu-lations would have to be changed and the existing text books, tables and reference books would be out of date. j |