Package madgraph :: Package core :: Module base_objects :: Class Leg

Class Leg

object --+        
         |        
      dict --+    
             |    
 PhysicsObject --+
                 |
                Leg

Leg object: id (Particle), number, I/F state, flag from_group

Nested Classes

[hide private]

Inherited from PhysicsObject: PhysicsObjectError

Instance Methods

[hide private]

default_setup(self)
Default values for all properties

source code

filter(self, name, value)
Filter for valid leg property values.

source code

get_sorted_keys(self)
Return particle property names as a nicely sorted list.

source code

is_fermion(self, model)
Returns True if the particle corresponding to the leg is a fermion

source code

is_incoming_fermion(self, model)
Returns True if leg is an incoming fermion, i.e., initial particle or final antiparticle

source code

is_outgoing_fermion(self, model)
Returns True if leg is an outgoing fermion, i.e., initial antiparticle or final particle

source code

__lt__(self, other)
x<y

source code

Inherited from PhysicsObject: __getitem__, __init__, __repr__, __str__, get, is_valid_prop, set

Inherited from dict: __cmp__, __contains__, __delitem__, __eq__, __ge__, __getattribute__, __gt__, __iter__, __le__, __len__, __ne__, __new__, __setitem__, __sizeof__, clear, copy, fromkeys, has_key, items, iteritems, iterkeys, itervalues, keys, pop, popitem, setdefault, update, values