Nice book with little wear. Additional Details ------------------------------ Subject keyword: Coordinate system; Tensor; Gravitational field; Special relativity; Covariant derivative; Einstein field equations; Quantity; Geodesics in general relativity; Theory of relativity; Action (physics); Derivative; General relativity; Gravitational wave; Schwarzschild metric; Cosmological constant; Speed of light; Newton's law of universal gravitation; Equation; Geodesic; Curvature; Ricci curvature; Gravitational potential; Tensor density; Special case; Newtonian potential; Gravitational energy; Equations of motion; Poisson's equation; Acceleration; Spectral line; Coefficient; Lagrangian (field theory); World line; Critical radius; Two-dimensional space; Basis (linear algebra); Laplace's equation; Scalar curvature; Newton's laws of motion; Spherical coordinate system; Energy; Three-dimensional space (mathematics); Tensor field; Dot product; Scalar field; Field (physics); Velocity; 0O; Dimension; Gravity of Earth; Electromagnetic field; Vector field; Christoffel symbols; Second derivative; Exponentiation; Wavelength; Determinant; Order of magnitude; Partial derivative; Big O notation; Total curvature; Linear function; Ordinate; Four-dimensional space; Quadratic form; Curved space; Calculation; Minkowski space; Planetary system; Null vector