Pneumatic limb compression: A free lunch?

a Free Lunch ?

526 NOTICES OF THE AMS VOLUME 51, NUMBER 5 The notion of arbitrage is crucial in the modern theory of finance. It is the cornerstone of the option pricing theory due to F. Black and M. Scholes (published in 1973, Nobel Prize in Economics 1997). The underlying idea is best explained by telling a little joke. A finance professor and a normal person go on a walk, and the normal person sees a €100 ...

Free Lunch

In the world of digital imaging and digitisation the current ubiquity of large proprietary brands can sometimes be seen as a hindrance when considering embarking on a digitisation project. Within digitisation, the issue of digital preservation is a constant reminder of the vulnerability of our digital assets and it is possibly this ubiquity of proprietary software and formats that is seen as be...

Blow-up: a free lunch?

We consider operations that change the size of images, either shrinks or blow-ups. Image processing offers numerous possibilities, put at everyone's disposal with such computer programs as Adobe Photoshop. We consider a different class of operations, aimed at immediate visual awareness, rather than pixel arrays. We demonstrate cases of blow-ups that do not sacrifice apparent resolution. This ap...

Reinterpreting No Free Lunch

Abstract Since its inception, the "No Free Lunch" theorem (NFL) has concerned the application of symmetry results rather than the symmetries themselves. In our view, the conflation of result and application obscures the simplicity, generality, and power of the symmetries involved. This paper separates result from application, focusing on and clarifying the nature of underlying symmetries. The r...

StarSystem Intermittent Pneumatic Compression