Physicist proves unsolvability beyond one dimension for quantum Ising models

By extending a proof of a physically important behavior in one-dimensional quantum spin systems to higher dimensions, a RIKEN ...
Planet Analog

Using isolated ADCs and an XNOR logic gate as a multiplier to measure active power

Find out how a digital technique performs multiplication on two bitstreams and avoids the cost of the analog multiplier.
IEEE

Robust Non-Linear Active Function-Based FxRLS for Impulsive Active Noise Control

Abstract: Active Noise Control (ANC) is an effective technique for removing undesirable disturbances based on destructive interference between two noises (i.e., the superposition principle). To reduce ...
IEEE

A Parameter-Changing and Complex-Valued Zeroing Neural-Network for Finding Solution of Time-Varying Complex Linear Matrix Equations in Finite Time

Abstract: For solving complex-valued linear matrix equations with time-varying coefficients (CV-LME-TVC) in the complex field, this article proposes a parameter-changing and complex-valued zeroing ...
SciELO

Investigation of eighth-grade students' understanding of the slope of the linear function

This study aimed to investigate eighth-grade students' difficulties and misconceptions and their performance of translation between the different representation modes related to the slope of linear ...
Investopedia

How to Calculate Internal Rate of Return (IRR) in Excel and Google Sheets

Caroline Banton has 6+ years of experience as a writer of business and finance articles. She also writes biographies for Story Terrace. Thomas J. Brock is a CFA and CPA with more than 20 years of ...
sportwitness.co.uk

Tottenham table offer for long-term target – Discussions ongoing as Spurs keen to find agreement

Earlier this month, Gianluca Di Marzio reported Tottenham Hotspur have offered €40m for Nico Paz, but it was turned down by Como. On Saturday, the journalist said Tottenham are ready to make an ...