March 14 1592 6 53
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Note: These historical tidbits have been collected from various sources, mostly on the Internet. As detailed in this article , there is a lot of wrong information that is repeated hundreds of times because most websites do not validate with authoritative sources. On RF Cafe, events with hyperlinks have been verified. Many years ago, I began commemorating the birthdays of notable people and events with special RF Cafe logos. Where available, I like to use images from postage stamps from the country where the person or event occurred. Images used in the logos are often from open source websites like Wikipedia, and are specifically credited with a hyperlink back to the source where possible. Fair Use laws permit small samples of copyrighted content.
The answer is, I highly doubt it. My first thought was that may not have been known to that many decimal places in In China, 7 places of accuracy were obtained by the 5th century. By the 14th century, was known to 13 decimal places in India. In the 15th century, was calculated to 16 decimal places in Persia. An historical sidebar: the Gregorian calendar was first introduced in , but different countries adopted it in different years or even centuries.
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