# Mathematical Digest

### Short Summaries of Articles about Mathematics

in the Popular Press

"Making Wavelets," by Mitch Leslie. *Science,* 9 May 2003.

The magazine's "Netwatch" column recommends a website tutorial on wavelets byRobi Polikar (Rowan University in Glassboro, NJ) at www.engineering.rown.edu/~polikar/WAVELETS/WTtutorial.html and notes that itscontent and presentation are geared for engineers and other non-mathematicians.The brief summary outlines the uses of wavelet analysis, ranging "fromrecognizing abnormal heart rhythms to digitally storing fingerprints tosqueezing trends out of long-term climate data."

*--- Annette Emerson*