<s>
CompHEP	B-Application
is	O
a	O
software	O
package	O
for	O
automatic	O
computations	O
in	O
high	O
energy	O
physics	O
from	O
Lagrangians	O
to	O
collision	O
events	O
or	O
particle	O
decays	O
.	O
</s>
<s>
CompHEP	B-Application
is	O
based	O
on	O
quantum	O
theory	O
of	O
gauge	O
fields	O
,	O
namely	O
it	O
uses	O
the	O
technique	O
of	O
squared	O
Feynman	O
diagrams	O
at	O
the	O
tree-level	O
approximation	O
.	O
</s>
<s>
By	O
default	O
,	O
CompHEP	B-Application
includes	O
the	O
Standard	B-General_Concept
Model	I-General_Concept
Lagrangian	O
in	O
the	O
unitarity	O
and	O
'	O
t	O
Hooft-Feynman	O
gauges	O
and	O
several	O
MSSM	O
models	O
.	O
</s>
<s>
CompHEP	B-Application
is	O
able	O
to	O
compute	O
basically	O
the	O
LO	O
cross	O
sections	O
and	O
distributions	O
with	O
several	O
particles	O
in	O
the	O
final	O
state	O
(	O
up	O
to	O
6-7	O
)	O
.	O
</s>
<s>
Processes	O
computed	O
by	O
means	O
of	O
CompHEP	B-Application
can	O
be	O
interfaced	O
to	O
the	O
Monte-Carlo	O
generators	O
PYTHIA	B-Language
and	O
HERWIG	O
as	O
new	O
external	O
processes	O
.	O
</s>
<s>
The	O
CompHEP	B-Application
project	O
started	O
in	O
1989	O
in	O
Skobeltsyn	O
Institute	O
of	O
Nuclear	O
Physics	O
(	O
SINP	O
)	O
of	O
Moscow	O
State	O
University	O
.	O
</s>
<s>
Due	O
to	O
an	O
intuitive	O
graphical	O
interface	O
CompHEP	B-Application
is	O
a	O
very	O
useful	O
tool	O
for	O
education	O
in	O
particle	O
and	O
nuclear	O
physics	O
.	O
</s>
