 Applied Wavelet Analysis Courses  Gerald Kaiser
The Virginia Center for Signals and Waves, founded by mathematical physicist Gerald Kaiser, is dedicated to a physicsbased approach to signal analysis and processing. Information about Kaiser's book A Friendly Guide to Wavelets, his curriculum vitae,
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 Boost Your Skills With ATI Courses!  Applied Technology Institute (ATI)
A center for technical training in the form of short courses and distance learning
in space, communications, defense, sonar, radar, and signal processing.
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 Computational Mathematics Research Group  University of Brighton
Current areas of research include bubble dynamics, acoustics, diffusion in gels, and space plasmas. Read their bibliography of recent publications.
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 Decibels (Math Chat)  Frank Morgan, MAA Online
Challenge: The Christian Science Monitor of July 8, 1999, reports that "according to the NRDC, the amount of ambient noise in the ocean may have increased by 10 decibels  in other words, 10fold  between 1950 and 1975." Is this correct?
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 Discrete Fourier Series Transform  Eric Brasseur
A brief introduction to the discrete Fourier transform and its application to signal sampling. Also available in French.
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 In the Footsteps of Newton  Nancy Rodgers and Elizabeth Winters, Hanover College
This documentary of, and by, Hanover College students follows their quest to retrace the life of Sir Isaac Newton, begining with his early life on the farm at Woolsthorpe Manor, to his student days in Grantham and academic life at Trinity College in Cambridge
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 Introduction to Generalized Functions With Applications in Aerodynamics and Aeroacoustics  Feri Farassat
An article in PDF format written to show the power of multidimensional generalized function theory in applications. Abstraction is kept to a minimal level so that it can be read by undergraduate students. I also recommend the
following article, which
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 Mathematics and Music  Michael Beer
An essay in PDF format providing a short overview of the relationship between mathematics and music. Topics include: Tone and tuning: the Pythagorean perception of music; Mathematical music: Fibonacci numbers and the golden section in musical compositions;
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 The Physics of Baseball  Alan Nathan
Read about the benefits (or not) of corked bats, the differences between aluminum and wood bats, the issues involved with characterizing the performance of bats from a physics point of view, and a description of the collision between a wooden bat and
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 Prime Listening  Ivars Peterson (MathTrek)
Mathematician Chris K. Caldwell of the University of Tennessee in Martin has developed a scheme for listening to sequences of primes  to hear both simple patterns and perplexing irregularities found among those numbers. "Multimedia allows the use of
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 The Quake Project  The Department of Civil and Environmental Engineering and the School of Computer Science at Carnegie Mellon University; and the University of Southern California's Southern California Earthquake Center (SCEC)
An NSF and DARPAfunded project developing the capability for predicting, by computer simulation, the ground motion of large basins during strong earthquakes, and using this capability to study the seismic response of the Greater Los Angeles Basin. Research
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 Realtime Fourier synthesis  Sound generation  Erich Neuwirth
An Excel application that will allow you to synthesize sounds. Mathematically speaking the sliders control the amplitudes of the overtones of the base frequency. Excel workbooks for different versions of Excel to download for Microsoft Windows. Realtime
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 Shock and Vibration Software and Tutorials  Tom Irvine, Vibrationdata.com
Free downloadable Windows software and tutorials with an emphasis on acoustics, shock, vibration, and signal processing. Much of the material is based on Fourier transforms, Laplace transforms, and other mathematical functions. The author also offers
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 Toys from Trash  Arvind Gupta
Stepbystep photographic instructions for building elegantly simple, colorful "Math Magic" doityourself manipulatives: Abacus, Flexagon, Triangle Grid, Flat Flexagon, Slipper Insets, Folding Pentagon, Tangram, Paper Octagon, Cylinder and Cone, Area
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 Whips and Dinosaur Tails  Ivars Peterson (MathTrek)
The loud crack of a deftly flicked bullwhip is a small sonic boom, generated when the whip’s thin, highly flexible tip exceeds the speed of sound. Sauropod dinosaurs of the family Diplodocidae have enormous tails that gradually narrow to thin, delicate
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 Who was Marin Mersenne?  Luther Welsh
It was not until the mid 20th century that Mersenne became known primarily for his Prime Number Conjecture. Historically, he was much better known for his correspondence with leading scientists of the day. Interested in optics, he also been called the
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