Download NCERT Class 9 Hindi Books PDF 2025-26 – Kshitij, Kritika, Sparsh & Sanchayan. Access the latest updated editions for Hindi A and Hindi B free in PDF format.

Chapter 9. Differential Equations Chapter 10. Vectors Chapter 11. Three-Dimensional Geometry Chapter 12. Linear Programming Chapter 13. Probability Important CBSE Class 12 Maths Most Repeated ...

Two canonical forms, recalling the classical Kalman decompositions with respect to reachability and observability, are given. By taking advantage of this characterization, duality between control and ...

The Central Board of Secondary Education (CBSE) has approved a proposal to integrate open-book assessments in Class 9 from the 2026-27 academic session, after a pilot study showed “teacher support” ...

In this paper, we consider the robust stability of time-delayed linear systems with uncertainties. The uncertainties are time-varying and unknown but are norm-bounded, and the time-delay is ...