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- Newsgroups: sci.math
- Path: sparky!uunet!utcsri!torn!csd.unb.ca!morgan.ucs.mun.ca!cs.mun.ca!riemann.math.mun.ca!cory
- From: cory@riemann.math.mun.ca (Cory C. Pye)
- Subject: Re: Question on numerical integration
- Message-ID: <1992Oct8.131346.16921@cs.mun.ca>
- Sender: Cory Pye
- Organization: Chem Dept., Memorial University of Newfoundland
- References: <1992Oct7.113401.1322@rz.uni-karlsruhe.de>
- Date: Thu, 8 Oct 1992 13:13:46 GMT
- Lines: 18
-
- In article <1992Oct7.113401.1322@rz.uni-karlsruhe.de> vhansen@ipfs.bau-verm.uni-karlsruhe.de (Wolfgang von Hansen) writes:
- >How can one calculate things like
- >
- > a oo
- >Int f(x) dx or Int f(x) dx
- >-oo a
- >
- >numerically. I know how to do such things with finite limits,
- >but I've got no idea how to deal with infinite limits.
- >
- >Thanks in advance, Wolfgang
-
- Try re-expressing the integrand using a substitution which transforms
- the infinite limit to a finite number and leaves the finite number
- finite. This will obviously depend on the integrand.
-
- - Cory Pye
-
-