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- Path: sparky!uunet!stanford.edu!agate!purina.berkeley.edu!chrisman
- From: chrisman@purina.berkeley.edu (chrisman)
- Newsgroups: sci.math
- Subject: Re: Teaching Calculus
- Date: 9 Nov 1992 20:45:43 GMT
- Organization: U.C. Berkeley Math. Department.
- Lines: 17
- Sender: chrisman@math.berkeley.edu
- Distribution: usa
- Message-ID: <1dmilnINN4nt@agate.berkeley.edu>
- References: <1992Oct28.221335.12173@dartvax.dartmouth.edu> <1992Nov9.005052.3384@news.cs.indiana.edu>
- NNTP-Posting-Host: purina.berkeley.edu
-
- In article <1992Nov9.005052.3384@news.cs.indiana.edu> johnl@spinner.cs.indiana.edu (John Lacey) writes:
- :Benjamin.J.Tilly@dartmouth.edu (Benjamin J. Tilly) writes:
- :
- :>I know that many people feel that using limits to teach calculus
- :>confuses the students and it might be better to have an alternate
- :>approach. How about the following one which uses continuous functions
- :>to replace limits?
- :
- :I, for one, feel that it is not limits but how they are taught that is
- :confusing. I have yet to see a teacher that doesn't totally confuse
- :people about when you can substitute the limit in, and when you cannot.
- ~~~~~~~~~~~~~~~~~~~~~~~
-
- You mean, when you can claim that lim (x->a) [f(x)] is equal to f(a)?
- But this is exactly the notion of continuity, which Benjamin wants to teach.
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