I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those experiences to help students improve in math through practical applications and tips.

👉 Learn how to multiply radicals. A radical is a number or an expression under the root symbol. To multiply radicals with the same root, it is usually easy to evaluate the product by multiplying the ...

A University of Kentucky student from Georgetown is among the fastest Rubik’s Cube solvers in the world, completing the puzzle in under five seconds.

CISA flagged two Roundcube Webmail vulnerabilities as actively exploited in attacks and ordered U.S. federal agencies to patch them within three weeks. Roundcube Webmail is a web-based email client ...

It’s well known that the main job of a pulse width modulator’s filter is to limit the maximum peak-to-peak amplitude of the f PWM Hz-induced ripple. It attenuates this to a specified fraction—Frac of ...

Average current-mode control, as shown in Figure 1, is common in continuous-conduction-mode (CCM) power factor correction (PFC). It has two loops: a voltage loop that works as an outer loop and a ...

One of the shape primitives you'll use most often in your OpenSCAD designs is the cube. Rounding the edges of cube-like objects impacts both the visual appeal and functional aspects of the final ...

reading of binary and JSON ROOT files in JavaScript; drawing of different ROOT classes in web browsers; reading and drawing TTree data; using in node.js. In most practical cases it is not necessary to ...

The Department of Education (DepEd) remains steadfast in promoting transparency, integrity, and accountability by making basic education data accessible to the public which empowers internal and ...