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Covers gravitational lensing in astrophysics, including deflection angle, Einstein radius, lens solution, and its application to galaxies and the universe.
Explores gravitational motion equations, energy conservation, angular velocity, orbits, relativity effects, black holes, time dilation, cosmology, and rotational equilibrium.
Introduces scalar gravity, covering covariant derivatives, Ricci tensor, Einstein Equivalence Principle, and the generalization of Newtonian gravity equations.
