transition¶
import qrules.transition
Find allowed transitions between an initial and final state.
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class
ExecutionInfo
(not_executed_node_rules: Dict[int, Set[str]] = NOTHING, violated_node_rules: Dict[int, Set[str]] = NOTHING, not_executed_edge_rules: Dict[int, Set[str]] = NOTHING, violated_edge_rules: Dict[int, Set[str]] = NOTHING)[source]¶ Bases:
object
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__eq__
(other)¶ Method generated by attrs for class ExecutionInfo.
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extend
(other_result: qrules.transition.ExecutionInfo, intersect_violations: bool = False) → None[source]¶
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class
ProblemSet
(topology: qrules.topology.Topology, initial_facts: qrules.combinatorics.InitialFacts, solving_settings: qrules.solving.GraphSettings)[source]¶ Bases:
object
Particle reaction problem set, defined as a graph like data structure.
- Parameters
topology –
Topology
that contains the structure of the reaction.initial_facts –
InitialFacts
that contain the info of initial and final state in connection with the topology.solving_settings – Solving related settings such as the conservation rules and the quantum number domains.
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__eq__
(other)¶ Method generated by attrs for class ProblemSet.
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initial_facts
: qrules.combinatorics.InitialFacts¶
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solving_settings
: qrules.solving.GraphSettings¶
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to_qn_problem_set
() → qrules.solving.QNProblemSet[source]¶
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topology
: qrules.topology.Topology¶
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class
Result
(transitions: List[qrules.topology.StateTransitionGraph[Tuple[qrules.particle.Particle, float]]] = NOTHING, formalism_type: Optional[str] = None)[source]¶ Bases:
object
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__eq__
(other)¶ Method generated by attrs for class Result.
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get_final_state
() → List[qrules.particle.Particle][source]¶
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get_initial_state
() → List[qrules.particle.Particle][source]¶
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get_intermediate_particles
() → qrules.particle.ParticleCollection[source]¶ Extract the names of the intermediate state particles.
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transitions
: List[qrules.topology.StateTransitionGraph[Tuple[qrules.particle.Particle, float]]]¶
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class
SolvingMode
(value)[source]¶ Bases:
enum.Enum
Types of modes for solving.
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FAST
= 1¶ Find “likeliest” solutions only.
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FULL
= 2¶ Find all possible solutions.
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class
StateTransitionManager
(initial_state: Sequence[Union[str, Tuple[str, Sequence[float]]]], final_state: Sequence[Union[str, Tuple[str, Sequence[float]]]], particle_db: Optional[qrules.particle.ParticleCollection] = None, allowed_intermediate_particles: Optional[List[str]] = None, interaction_type_settings: Optional[Dict[qrules.settings.InteractionType, Tuple[qrules.solving.EdgeSettings, qrules.solving.NodeSettings]]] = None, formalism_type: str = 'helicity', topology_building: str = 'isobar', number_of_threads: Optional[int] = None, solving_mode: qrules.transition.SolvingMode = <SolvingMode.FAST: 1>, reload_pdg: bool = False, mass_conservation_factor: Optional[float] = 3.0, max_angular_momentum: int = 1, max_spin_magnitude: float = 2.0)[source]¶ Bases:
object
Main handler for decay topologies.
See also
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create_problem_sets
() → Dict[float, List[qrules.transition.ProblemSet]][source]¶
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find_solutions
(problem_sets: Dict[float, List[qrules.transition.ProblemSet]]) → qrules.transition.Result[source]¶ Check for solutions for a specific set of interaction settings.
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property
formalism_type
¶
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set_allowed_interaction_types
(allowed_interaction_types: List[qrules.settings.InteractionType]) → None[source]¶
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