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

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Discover more about the many different types of birds found around the world with Cam and Sophie the barn owl from One Zoo Three. What are reptiles? Discover the cold-blooded world of reptiles with ...

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 ...