The practical exam season in India is often a mix of excitement and anxiety. For many students, it is the first real taste of ...

Discover how the Luhn Algorithm verifies credit card accuracy, supports secure transactions, and helps prevent errors in inputting Social Security numbers.

Abstract: Orthogonal frequency-division multiplexing (OFDM)-based joint radar communication (JRC) systems have signal distortion when the transmit signal has a high peak-to-average power ratio (PAPR).

Abstract: The practical fixed-time resource allocation problem is investigated for multi-input-multi-output nonlinear uncertain multiagent systems with disturbed dynamics, subject to global equality ...

CBSE Board Exam 2026: The Central Board of Secondary Education has rolled out a revised set of guidelines and Standard Operating Procedures for Class 10 and 12 practical exams, project assessments, ...

CBSE has issued new rules for Class 10 and 12 practical exams for the 2025-26 academic year. Schools must conduct exams within strict deadlines. Marks upload must be done the same day. Class 10 ...

The Central Board of Secondary Education (CBSE) has released comprehensive Guidelines and Standard Operating Procedures (SOPs) for the conduct of Practical Examinations, Project Work and Internal ...

Students appearing in next year’s board exams can access the full notice on the official website, cbse.gov.in According to the notification, practical exams for winter-bound schools will be conducted ...

The original version of this story appeared in Quanta Magazine. Imagine a town with two widget merchants. Customers prefer cheaper widgets, so the merchants must compete to set the lowest price.