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|    rec.arts.sf.science    |    Real and speculative aspects of SF scien    |    45,986 messages    |
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|    Message 45,897 of 45,986    |
|    Don to Michael    |
|    Re: science-based fantasy    |
|    31 Oct 23 16:39:33    |
      XPost: rec.arts.sf.written       From: g@crcomp.net              Michael wrote:       > Joel Polowin wrote:       >> Ted wrote:       >>> That's not the way the Liaden old universe worked. For instance, the       >>> value of Pi was not the same, setting aside a completely different set       >>> of stars & planets.       >>       >> Given that pi can be calculated in multiple ways as the sum of mathematical       >> converging infinite series, it's hard to see how that could be... Archie       >> Plutonium's "theories" notwithstanding. Of course, that's the mathematical       >> constant, which can differ from the _physical_ value (e.g. the ratio between       >> the circumference and diameter of a circle) depending on the curvature of       >> space.       >       > Of course, in anything other than flat, Euclidean space, the ratio       > of the circumference of a circle to its diameter is not constant, but       > depends on its diameter (at least) and position (in a negatively       > curved space, I think).              Allow me to use the groups as an adhoc classroom. Let me know if my pi       pertinent philosophy shown below doesn't make sense.        The ratio of a circle's circumference to its diameter is an       observable fact. And accordingly associated with Aristotlean thought.        OTOH, notions of non-Euclidean space are Platonic. And non-       Euclidean space Platonically pulls pi apart to the breaking point?              Danke,              --       Don.......My cat's )\._.,--....,'``. https://crcomp.net/reviews.php       telltale tall tail /, _.. \ _\ (`._ ,. Walk humbly with thy God.       tells tall tales.. `._.-(,_..'--(,_..'`-.;.' Make 1984 fiction again.              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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