You can find all the tutorials and assignments here. All assignments will be due by 11:59 PM on the due date. You have 5 late days to use throughout the semester. Each late day extends the deadline by ...

As the winter quarter and class-shopping commence, many of us find ourselves staring blankly at course catalogs, uninspired ...

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 ...

Linear and logistic regression models are essential tools for quantifying the relationship between outcomes and exposures. Understanding the mathematics behind these models and being able to apply ...

Ask the publishers to restore access to 500,000+ books. An icon used to represent a menu that can be toggled by interacting with this icon. A line drawing of the Internet Archive headquarters building ...

This course provides a broad introduction to carrying out qualitative research and how to apply qualitative methods to a range of contexts and study designs. We draw on the expertise within the ...

2025 was the third hottest year on record, but thousands of cities saw record heat and one broke a record for cold. By Harry Stevens and Eric Niiler Last year was Earth’s third hottest globally, but ...