tag:blogger.com,1999:blog-21153604.post6561851987111646880..comments2020-06-01T16:59:44.873-04:00Comments on Adventures in Mama-Land: Clues to the Infinite: A dvar Torah for the 3rd Yahrzeit of my brother EliTziviahttp://www.blogger.com/profile/11828930310967808828noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-21153604.post-74967029935386883542017-06-02T11:57:05.655-04:002017-06-02T11:57:05.655-04:00Thanks for stopping by and reading! It's a gre...Thanks for stopping by and reading! It's a great point, one I hoped I got across by writing, "For the Greeks, math was all about ratios – they didn’t have decimals, since those are a pretty new invention in the scheme of things – so pi, for them, was all about figuring out ratios, or fractions."<br />Decimal numbers themselves are, of course, only about 500 years old.<br />Thanks for helping clarify this important point!<br />TziviaTziviahttps://www.blogger.com/profile/11828930310967808828noreply@blogger.comtag:blogger.com,1999:blog-21153604.post-10532774940484920322017-06-02T11:19:33.388-04:002017-06-02T11:19:33.388-04:00I enjoyed this very much. But actually, the ancie...I enjoyed this very much. But actually, the ancient Greeks never used the letter π in this way. Pi was not thought of as a number, but as a ratio of two quantities. Apparently the first use of π for 3.14159... was in 1706. Robert Israelhttp://www.math.ubc.ca/~israelnoreply@blogger.com