Abstract: Power system state estimation is classically formulated as a weighted least squares (WLS) optimization problem over the real domain, with the state variables being the voltage magnitudes and ...

TETFund's Chairman of the Board of Trustees, Hon. Aminu Bello Masari commissioning TETFund-sponsored projects in Nasarawa State University, Keffi (NSUK) on Tuesday. The Tertiary Education Trust Fund ...

In a recent study, mathematicians from Freie Universität Berlin have demonstrated that planar tiling, or tessellation, is much more than a way to create a pretty pattern. Consisting of a surface ...

Nissan is recalling 443,899 models for VC-Turbo engines that could possibly fail. The Nissan Altima, Rogue, and the Infiniti QX50/QX55 are models that have or had the complex variable-compression ...

In Saudi Arabia, the president denounced Western intervention and nation-building, garnering both praise and eye rolls. By Vivian Nereim Reporting from Riyadh, Saudi Arabia When President Trump ...

Exploring the treatment of Utah Sen. Arthur Watkins’ policies in Pulitzer-Prize winning author Louise Erdrich’s book, “The Night Watchman,” Dr. P. Jane Hafen will present “’It Ain’t Real Estate’: ...

This is a preview. Log in through your library . Journal Information PNAS is the world's most-cited multidisciplinary scientific serial. It publishes high-impact research reports, commentaries, ...

THIS pleasant and moderately priced little book forms an excellent introduction to the complex variable. It is written in a brisk and lucid style, and may be confidently recommended to students of ...

An illustration of a magnifying glass. An illustration of a magnifying glass.