Positron Energy Ltd was originally registered in the name of Positron Energy Private Limited'' and received a Certificate of Incorporation dated February 15 2008 from the Registrar of Companies ...

The primary aim of ADNI has been to examine whether a combination of methods, such as cognitive assessments, magnetic resonance imaging (MRI) techniques, positron emission tomography (PET ... The ...

This manuscript describes the identification and characterization of 12 specific phosphomimetic mutations in the recombinant full-length human tau protein that trigger tau to form fibrils. This ...

There is a planned Crossref maintenance outage between Tuesday, 14 January 6:00 to 11:00 UTC. This impacts access to BibTeX and RIS files.

We have looked at how to solve equations with one unknown value, but what happens when there are two unknown values? An equation with two unknown values will have infinitely many solutions.

Bar models can be used to solve simultaneous equations. See how in this Bitesize KS3 maths video.