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Topic: maths mnemonics
Replies: 10   Last Post: Feb 15, 1999 9:12 PM

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John F Harper

Posts: 214
Registered: 12/3/04
Re: maths mnemonics
Posted: Feb 15, 1999 9:12 PM
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For those wishing to remember which is the domain and which the range:

^ y
| _ \__|~@@@@@@@
| |_| \ ~~@@@@@@
|____ / ~~@@@@@@@
|____| /
+-------------------> x
Home on the Range

(Acknowledgements to whoever drew this on a men's room wall in the U of
Chicago mathematics department many years ago, which is where I saw it.
Few graffiti one sees in such places are so useful!)

John Harper, School of Mathematical and Computing Sciences,
Victoria University, Wellington, New Zealand
e-mail john.harper@vuw.ac.nz phone (+64)(4)463 5341 fax (+64)(4)463 5045

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