Package madgraph :: Package core :: Module helas_objects :: Class HelasDiagram

Class HelasDiagram

            object --+        
                     |        
                  dict --+    
                         |    
base_objects.PhysicsObject --+
                             |
                            HelasDiagram

HelasDiagram: list of HelasWavefunctions and a HelasAmplitude, plus the fermion factor associated with the corresponding diagram.

Nested Classes

[hide private]

Inherited from base_objects.PhysicsObject: PhysicsObjectError

Instance Methods

[hide private]

default_setup(self)
Default values for all properties

source code

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

source code

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

source code

calculate_orders(self)
Calculate the actual coupling orders of this diagram

source code

get_vertex_leg_numbers(self)
Get a list of the number of legs in vertices in this diagram

source code

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

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