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How to use Python as a vector calculator for electric fields

Learn how to use Python as a vector calculator for electric fields. This video shows how to represent charges and position vectors, compute field direction and magnitude, and solve problems faster ...

Google’s Mueller Explains ‘Page Indexed Without Content’ Error

Google's John Mueller says "Page Indexed without content" errors typically indicate server or CDN blocking of Googlebot, not JavaScript issues. Here's what to check.
IEEE

Modeling of a DC Motor and Position Angle Control Using Optimized PID Controller

Abstract: Nowadays, DC (direct current) motors are widely used in industry. Air conditioners, computer drives, electric toothbrushes, portable vacuum cleaners, drilling machines, trimmers, food mixers ...
IEEE

Singularity-Free Nonlinear Position Control Using Time-Varying Barrier Lyapunov Function for Permanent Magnet Synchronous Motors

Abstract: Recently, controllers using the barrier Lyapunov function (BLF) are widely used to guarantee the tracking error (or state) constraint. A BLF can be defined ...
The Economist

The global democracy index: how did countries perform in 2024?

For the 16th consecutive year, Norway was named the most democratic country in the world, with a score of 9.81. New Zealand and Sweden followed. Afghanistan has been the lowest-ranked country since ...
SportsNet New York

How Mets can reload without Pete Alonso, Edwin Diaz, and Brandon Nimmo: A position-by-position plan

Mets fans have been left dazed and despondent by what has transpired over the last few days. If the loss of Edwin Diaz to the Dodgers was a body blow, Pete Alonso signing with the Orioles 24 hours ...