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Two US high school girls rewrite 2,000 years of mathematics with a new Pythagorean proof once thought untouchable

For centuries, the Pythagorean Theorem has occupied a unique position in mathematics: both elementary and profound. Its ...
IEEE

2D Local Exterior Sound Field Reproduction Using an Addition Theorem Based on Circular Harmonic Expansion

Abstract: Exterior sound field reproduction often struggles with reproduction accuracy over an entire exterior field. In this paper, we propose a local sound field reproduction method based on ...
IEEE

Lightning Distance Estimation Using LF Lightning Radio Signals via Analytical and Machine-Learned Models

Abstract: Lightning geolocation is useful in a variety of applications, ranging from weather nowcasting to a better understanding of thunderstorm evolution processes and remote sensing of the ...
Indiatimes

Delhi nursery admissions: Distance rule sparks confusion as schools use different methods

As Delhi’s private school nursery admission process enters its final stage, the criterion carrying the highest weight — distance between a child’s residence and the school — has emerged as a major ...