feynml.interface.formcalc.vertex.Vertex

class feynml.interface.formcalc.vertex.Vertex(i: int, j: int)[source]

Bases: object

__init__(i: int, j: int) → None

Methods

__init__(i, j)

from_str(vertex)

Example

n()

re()

to_feynml()

Attributes

i

j

classmethod from_str(vertex: str)[source]

Example

>>> str(Vertex.from_str("Vertex[1][1]"))
'Vertex[1][1]'