Abstract: A compact imaging smartphone spectrometer utilizing a lightweight aspheric concave blazed-grating is presented for multichannel spectral detection. The lightweight concave diffraction ...

Abstract: In this paper we introduce disciplined convex-concave programming (DCCP), which combines the ideas of disciplined convex programming (DCP) with convex-concave programming (CCP).

Given a set of points, this code will calculate the points that define a concave polygon that surrounds all of the points. These points will be selected, ordered in a continuous path and returned.

Are flat pedals better if the platform is convex? Concave? Why not both? While the internet argues about which pedal design provides the best grip and feel, OneUp has been testing prototypes of their ...

Another warning is going around on social media and this time we want those in Louisiana to be aware of this potential danger. Monique Nece Boose Long shared a photo on Facebook and it shows a zip tie ...

This paper derives the curvature properties of the short-run Phillips curve for a wide class of models with time-dependent pricing frictions. Contrary to conventional thinking, the Phillips curve is ...

Wheels are one of the best ways to make a statement with your ride, and Forgeline Motorsports has been helping enthusiasts make a stunning statement for three decades. The company’s strong and ...