CompHEP user guide
Elements of the user interface
Interface for a text-screen mode
Menu system for symbolic calculation
Choice of the model and work with it
Input of the process
Squaring of diagrams and symbolic calculation
Output of results and launching of the numerical calculation
Numerical calculation by CompHEP
CompHEP event generator
CompHEP files and commands
User programs in CompHEP
CompHEP output files
Symbolic answer in
Implementation of models of particle interactions
Definition of a model in CompHEP
Distribution functions and beam spectra
Backscattered photon spectrum
ISR and Beamstrahlung
Monte Carlo phase space integration
Adaptive Monte Carlo integration package
Parameterization of multi-particle phase space
Lagrangian of the Standard Model
Local gauge invariance.
Gauge fixing terms.
Lagrangian of electroweak interactions
Lagrangian of Higgs field
Gauge fixing and ghost terms for the t'Hooft-Feynman gauge
Summary of vertices for the boson sector
Interaction of vector bosons with fermions
Interaction of the Higgs doublet with fermions and generation of fermion masses
Quarks and leptons
Ghost fields and the squared diagram technique for the t'Hooft-Feynman gauge
Incoming and outgoing ghosts
Massless vector-particle case
Summation of ghost diagrams in CompHEP
Gauge symmetry and cancellations
Energy spectrum of backward scattered photons in the Compton process.
Electron-positron annihilation and pair creation.
Elastic scattering of electrons and positrons.