.. _method-sampling-sample_type-low_discrepancy-digital_net-integer_format-least_significant_bit_first:

"""""""""""""""""""""""""""
least_significant_bit_first
"""""""""""""""""""""""""""


Assume integers are stored with least significant bit first



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



**Specification**

- *Alias:* None

- *Arguments:* None


**Description**


Use this keyword to specify a least significant bit first format to store the integers in the generating matrices.




**Examples**



.. code-block::

    environment
      tabular_data
        tabular_data_file = 'samples.dat'
        freeform

    method
      sampling
        samples 32
        sample_type
          low_discrepancy
            digital_net
              generating_matrices inline 
                1 2 4 8 16
                # this encodes the generating matrix
                # 1 0 0 0 0
                # 0 1 0 0 0
                # 0 0 1 0 0 
                # 0 0 0 1 0
                # 0 0 0 0 1
                1 3 5 15 17
                # this encodes the generating matrix
                # 1 1 1 1 1
                # 0 1 0 1 0
                # 0 0 1 1 0
                # 0 0 0 1 0
                # 0 0 0 0 1
              m_max 5
              t_max 5
              no_scrambling
              no_digital_shift
              integer_format least_significant_bit_first

    variables
      uniform_uncertain = 2
        lower_bounds 0.0 0.0
        upper_bounds 1.0 1.0

    interface
      analysis_drivers = 'genz'
      analysis_components = 'cp1'
      direct

    responses
      response_functions = 1
      no_gradients
      no_hessians


