A Mathematician with early access to XAI Grok 4.20, found a new Bellman function for one of the problems he had been working ...

Access the comprehensive CBSE Class 11 Maths deleted syllabus for 2025-26. Find out which topics have been removed to ...

Abstract: We report a 16QAM-modulated continuous-variable quantum key distribution system with a record-breaking composable secret key rate of $8.93 \text{Mb} / \mathrm{s}$ over 25 km fiber channel, ...

Abstract: The rapid expansion of the new energy vehicle market has attracted a significant number of enterprises to join the industrial chain. To enhance competitiveness, automakers must strategically ...