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Solving a linear system by using substitution

👉Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain common values of the variables that make each equation in the system true. To solve a system ...
Popular Science

Brothers build a robot to solve Rubik’s cubes in record-setting time

🛍️ Amazon Big Spring Sale: 100+ editor-approved deals worth buying right now 🛍️ By Mack DeGeurin Published Mar 12, 2026 1:04 PM EDT Add Popular Science (opens in a new tab) Adding us as a Preferred ...
The New York Times

Coding After Coders: The End of Computer Programming as We Know It

In the era of A.I. agents, many Silicon Valley programmers are now barely programming. Instead, what they’re doing is deeply, deeply weird. Credit...Illustration by Pablo Delcan and Danielle Del Plato ...
IEEE

Simultaneous State and Speed Estimation in Linear Induction Motors Using Adaptive High Order Sliding Modes Approaches

Abstract: Linear Induction Motor (LIM) is widely used in rail transit, precision positioning, and industrial automation due to its high efficiency, simple structure, and low maintenance cost. However, ...
IEEE

Constraint Programming Based Model and Algorithm for Solving Steelmaking and Continuous Casting Scheduling Problem with Adjustable Casting Time

Abstract: The Steelmaking-Continuous Casting (SCC) scheduling problem is usually regarded as a type of hybrid flow-shop scheduling problems (HFSP) with special process constraints. To research the SCC ...