Two-dimensional materials are substances with a thickness of a few nanometres or less. Electrons in these materials are free to move in the two-dimensional plane, but their restricted motion in ...

Rotations and linear transformations in 2D, 2x2 and 3x3 matrices, eigenvectors and eigenvalues. Newtonian mechanics: kinematics, plane polar coordinates, projectile motion, Newton’s laws, momentum, ...

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