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- Newsgroups: sci.math
- Path: sparky!uunet!uunet.ca!wildcan!sq!msb
- From: msb@sq.sq.com (Mark Brader)
- Subject: Re: measures of the `size' of infinite sets
- Message-ID: <1992Sep15.040424.13593@sq.sq.com>
- Organization: SoftQuad Inc., Toronto, Canada
- References: <1992Sep10.014652.9016@infodev.cam.ac.uk> <18nem0INN2vg@function.mps.ohio-state.edu> <1240@kepler1.rentec.com>
- Date: Tue, 15 Sep 92 04:04:24 GMT
- Lines: 17
-
- > Here is an exercise (alleged to work, I haven't done it...):
- > Take the front page of the New York Times. Write down in decimal form
- > all of the numbers mentioned. Then about 30% of the numbers will
- > begin with the digit '1'. ...
- > Or, take an atlas, and look up the lengths of the rivers (in km).
- > About 30% of them begin with the digit '1'. Repeat, using miles.
- > Still 30%.
-
- Just a side remark here. It occurs to me that a larger fraction of
- students today will find this "30% effect" surprising or counter-
- intuitive than was the case when I was in school. You see, in those
- days, we used *slide rules*...
- --
- Mark Brader "True excitement lies in doing 'sdb /unix /dev/kmem'"
- utzoo!sq!msb, msb@sq.com -- Pontus Hedman
-
- This article is in the public domain.
-