The Astronomical Observatories of Jai Singh c15.s3.12
The Astronomical Observatories of Jai Singh c15.s3.12
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c15.s3.12
The Arabs and other Muslim astronomers took an entirely different line. They recognised the value of practical observation; but they hardly suspected the need for a re-examination of the Greek theories. They built observatories and devised improvements in the instruments, and set about verifying and correcting Ptolemy's elements.