====== calcHep ======
== Instruction ==
calcHep software is tool for calculate for High Energy Physics

  - Feat
    * quick estimation ( tree-level )
  - Limitations
    * Tree-lever process
    * limit on number of external legs (involved particles) and number of diagrams
      * officlial limit : 8 ( 2->6 and 1->7 )
      * number of diagrams ~ 500 set the time limit

== Install ==
  * xterm and gcc compiler
<code>
wget http://theory.sinp.msu.ru/~pukhov/CALCHEP/calchep_3.4.2.tgz
tar xvfz calchep_3.4.2.tgz
make
</code>