|  Classical Systems
 > In general.> Hamiltonian systems.
 > Lagrangian systems.
 > Higher-order Lagrangians.
 > Constrained systems.
 > Parametrized systems.
 > Integrable and Chaotic.
 > Statistical mechanical systems.
 > Thermodynamic systems.
 >  Fluids and
        Acoustics.
 >  Radiation.
 > Dissipative systems.
 > Stochastic processes.
 > Brownian motion.
 >  Oscillators.
  Quantum Systems
 > In general.>  Oscillators.
 > Open systems.
 > Composite systems.
 > Macroscopic systems.
 > Constraints – First-class.
 > Constraints – Second-class.
 > Path integrals.
 > Coherent states.
 
 |  Classical
        Field Theories
 
    > Types of theories.> Wave equations.
 > Maxwell fields.
 > Maxwell
        fields – Formulations.
 > Maxwell
        fields – Curved spacetime.
 > Electrodynamics – Variations.
 > Born-Infeld theory.
 > Sigma models.
 > Scalar fields.
 > Klein-Gordon fields.
 > Dilaton fields.
 > Spinor fields.
 > Dirac
        fields and Curved spacetime.
 > Low-spin
        fields and Spin-2 fields.
 > Arbitrary-spin fields.
 > Gauge theory.
 > BF theories.
 > Chern-Simons fields.
 > Gauge
        theory – Types.
 > Gauge
        theory – Solutions.
 > Gauge
        theory – Yang-Mills.
 > Topological field theories.
 > Supersymmetric theories.
 > Non-local theories.
 > Lattice theories.
 > Axions.
 |  Quantum
        Field Theories
 > Effective field theories.> Types of theories.
 > Modified quantum field theories.
 > Klein-Gordon fields.
 > Dirac fields.
 > Gauge fields.
 > Gauge
      fields – Path integrals.
 > QED.
 > QED
      – In curved spacetime.
 > QED – Phenomenology.
 > QED – Modified versions.
 > QCD.
 > QCD – Phenomenology.
 > Renormalization.
 > Non-commutative.
  More...
 > General
    system theory.> Coupled spin models.
 > Ising models.
 
  s.a. Physics [matter, etc]. 
  s.a. Quantum Theory. 
  s.a. Particles and Fields. 
  s.a. Gravitation and Cosmology. |