Holding a big bottle of water and a bag of steamed buns, and with uncombed hair and a slightly awkward way of speaking, Wei Dongyi does not seem like a typical university teacher. Wei, an assistant ...

CBSE Class 12 Mathematics Exam 2026 is scheduled to be held on 09 March 2026 (Monday) from 10:30 am to 1:30 pm. Mathematics ...

Final project @ Numerical Linear Algebra (数值代数) at Peking University. Consider the Stokes equations: $$-\Delta \vec{u} + \nabla p = \vec{F}, (x, y) \in (0,1 ...