.. _method-bayes_calibration-dream-crossover_chain_pairs:

"""""""""""""""""""""
crossover_chain_pairs
"""""""""""""""""""""


Number of chains used in crossover.



**Topics**


bayesian_calibration


.. toctree::
   :hidden:
   :maxdepth: 1



**Specification**

- *Alias:* None

- *Arguments:* INTEGER

- *Default:* 3


**Description**


The number of chains randomly selected to be used in the crossover each time a crossover occurs.