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- Path: sparky!uunet!psinntp!kepler1!andrew
- From: andrew@rentec.com (Andrew Mullhaupt)
- Newsgroups: sci.math
- Subject: Re: closed forms
- Message-ID: <1343@kepler1.rentec.com>
- Date: 23 Nov 92 19:02:37 GMT
- References: <92324.223138YUKQC@CUNYVM.BITNET> <1992Nov22.100111.42575@urz.unibas.ch> <1992Nov22.225043.12618@galois.mit.edu>
- Organization: Renaissance Technologies Corp., Setauket, NY.
- Lines: 15
-
- In article <1992Nov22.225043.12618@galois.mit.edu> jbaez@riesz.mit.edu (John C. Baez) writes:
- >In article <1992Nov22.100111.42575@urz.unibas.ch> kullmann@urz.unibas.ch writes:
- >
- >>Another question that could belong here: How does one proof that there is
- >>no closed form expression of \int(exp(-x**2))?
- >
- >In practice, here's how: "If there was such a closed form, I would have
- >heard about it. But I haven't. So there isn't. QED."
-
- The requisite facts form what is sometimes called Liouville theory. See for
- example the section of that name on pp. 79ff of Zwillinger's _Handbook of
- Integration_, Jones and Bartlett, Boston (1992).
-
- Later,
- Andrew Mullhaupt
-