This article is from Proof Positive, our friendly newsletter that explores the joys and peculiarities of math. Sign up today for a weekly math essay and puzzle in your email inbox. “I know it will be ...

Abstract: In this paper, an expiry date reminder system is proposed which will notify the users about the expiry dates of the medicines, along with few additional details via wireless communication.

Pi Network allows mining via an app, with over 33 million users yet no blockchain launched. Users can mine Pi by tapping a button daily but cannot withdraw or use the mined coins. Pi Network collects ...