Tag: Mathcad

Mathcad A-Z: J is for Jazz

By Roger Yeh @ PTC | Published: June 27, 2011

This Mathcad A-Z entry is going to be different from the others for a few reasons.  The first reason is that Mona Zeftel, our usual contributor, is on vacation so I’m trying my hand at this.  Mona knows a lot more tips and tricks and everything else about Mathcad.  Most of the stuff I know, you guys probably already know! …

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Mathcad A – Z: F is for Fast Fourier Transforms

By Bettina Giemsa | Published: April 5, 2011

Fourier transforms are used in signal processing to analyze signals. Fast Fourier transforms (FFTs) are a numerical method for expressing the frequency content of a set of data measured over time. The data are often continuous, constituting a waveform. To work with the data numerically, they are sampled at regular time intervals at some sample rate. Mathcad 15.0 and earlier …

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