# Syd Geraghty

## 35 Flips | 4 Magazines | 2 Following | 33 Followers | @sydgeraghty | Professional mathematician, teacher, computer and communications systems developer. Research Fellow at the Institute of Computer Science & UCL, London, England (1972 -1975). CEO, Founder QNX Software Systems Inc. (The QNX OS was bought by RIM and is now the BlackBerry 10 proprietary mobile operating system). VP Operations at HaL a SPARC supercomputer startup acquired by Fujitsu. Research, Marketing & Operations experience at Elliott Automation Radar Research, Plessey (UK), BNR Ottawa, Nortel, National Semi, Intel, & Sun Microsystems. My current goal is to extend the application of Mathematica in education, science, and technology.

### Stella: Polyhedron Navigator

<b>Fig 14.</b> Rhombic dodecahedron showing a<br>user-defined rectangular facet<p><i>Faceting</i> is a very powerful tool that has had little exposure in the literature. …

Hull### Computational Knowledge and the Future of Pure Mathematics—Stephen Wolfram Blog

Every four years for more than a century there’s been an International Congress of Mathematicians (ICM) held somewhere in the world. In 1900 it was …

### More fun with 80/20...??

Author Topic: More fun with 80/20...?? (Read 163651 times)<p>0 Members and 2 Guests are viewing this topic.<p>Retailer<p>Posts: 1731<p>« <b>Reply #60 on:</b> May 19, …

### A Course in Computational Algebraic Number Theory (Graduate Texts in Mathematics)

A description of 148 algorithms fundamental to number-theoretic computations, in particular for computations related to algebraic number theory, …

### Mathematician/physicist/inventor Richard Crandall dies at 64

It is with great sadness that the present bloggers announce the passing of their dear colleague Richard Crandall, who died Thursday December 20, …

### Object-Oriented Geometry

In an earlier post, I reflected on the relationship between mathematics, language, and computer programming. One detail of that has been on my mind …

Mathematics### Bitsbox | monthly coding projects for kids

<i>A free website where kids code apps for real devices. Subscribers get boxes packed with new programming projects every month!</i>Created by BitsboxA free …

### Discover the science that matters to you

Researcher at heart? Never miss a new idea<p>Save time with daily alerts for emerging research in your field and stay on track by organising research …

### Mini Workbench Makes Detail Work Easier

Learn how setting an auxiliary workbench atop your main bench can make detail work, and even handplaning a whole lot easier.

### Massively Parallel Computer Built From Single Layer of Molecules - MIT Technology Review

Modern computer chips handle data at the mind-blowing rate of some 10^13 bits per second. Neurons, by comparison, fire at a rate of around 100 times …

Atoms### TECH BRIEFS MEDIA

Using the Tech Briefs Product Information Service, you agree that Tech Briefs may send inquiry information to only those companies you visit or …

### Plans and Pricing - Overleaf

How would you like to use Overleaf? Choose your plan below:<p>BEST VALUE<p>Pro<p>Pro+Teach<p>Payment :<p>/ Monthly<p>Yearly /<p>Currency :<p>USD($) / /<p>/ GBP(£) /<p>/ / …

Personal Finance### Dr Paul Coxon on Twitter: "The power of math: 17 Equations That Changed the World, chosen by @warwickmaths' Ian Stewart FRS (pic @LarryTheTutor) http://t.co/S91gCtuL72"

New conversation<p>End of conversation<p>New conversation<p>End of conversation<p>New conversation<p>Replying to @<b>paulcoxon</b><p>Newton invented calculus. “@<b>paulcoxon</b>: 17 …

### The 17 Equations That Changed the Course of History

<i>This post originally appered in</i> Business Insider.<p>Mathematics is all around us, and it has shaped our understanding of the world in countless ways.<p>In …

### The Stacks Project gets ever awesomer with new viz

<i>Crossposted on Not Even Wrong.</i><p>Here’s a completely biased interview I did with my husband A. Johan de Jong, who has been working with Pieter Belmans …

### Ten simple rules for effective computational research

<i>With the increasing use of computational techniques in the life sciences, a wide range of scientists are finding that software development plays an</i> …

### MathML Test Suite

The MathML specification is intended to be used by a wide variety of systems which need to be able to exchange MathML information. This group of …

Test Suites### Detexify LaTeX handwritten symbol recognition

Want a Mac app?<p>Lucky you. The Mac app is finally stable enough. See how it works on Vimeo. Download the latest version here.<p><i>Restriction:</i> In addition …

### Autonomous Quadrotors Fly Amazing Formations

Roboticists at the University of Pennsylvania's GRASP are able to get as many as 20 of their autonomous microcopters to fly in formation and perform …

### Ternary plot

A <b>ternary plot</b>, <b>ternary graph</b>, <b>triangle plot</b>, <b>simplex plot</b>, <b>Gibbs triangle</b> or <b>de Finetti diagram</b> is a barycentric plot on three variables which sum to a …

### ternary diagrams in R

<b>‘ggtern’</b> is a software package for the statistical computing language R. It is an extension to ggplot2 [1] specifically for the plotting of ternary …

Data Visualization### Apple Mac Pro Desktop Computer Z0P8-MD87811 B&H Photo Video

From 2006 to 2012, the <b>Mac Pro</b> from <b>Apple</b> stuck with the same aluminum case, first made popular by the Power Mac G5. Now, the Mac Pro returns with a …