Fractal Strings Fiber Bundles Fractal Gauge Invariant Solitons Topological Quantum Field Theory from Troy V. Christensen fractal, fiber, hopf, invariant, map, fibre, soliton, spinor, mandelbrot, gauge, freedom, abelian, non-abelian, bohm-aharonov, weyl, riemann, curvature, differential, forms, chern-simons, manifold, strings, cosmology, spacetime, sophus, lie, clifford, algebra, algebraic, topology, witten, t'hooft