#! /usr/bin/env python
#
def r8col_to_r8vec ( m, n, a ):

#*****************************************************************************80
#
## R8COL_TO_R8VEC copies an R8COL matrix to an R8VEC.
#
#  Discussion:
#
#    An R8COL is an M by N array of R8's, regarded as an array of N columns,
#    each of length M.
#
#  Licensing:
#
#    This code is distributed under the GNU LGPL license.
#
#  Modified:
#
#    24 February 2016
#
#  Author:
#
#    John Burkardt
#
#  Parameters:
#
#    Input, integer M, N, the number of rows and columns in the array.
#
#    Input, real A(M,N), the array to be copied.
#
#    Output, real X(M*N), the vector.
#
  import numpy as np

  x = np.zeros ( m * n )

  k = 0
  for j in range ( 0, n ):
    for i in range ( 0, m ):
      x[k] = a[i,j]
      k = k + 1

  return x

def r8col_to_r8vec_test ( ):

#*****************************************************************************80
#
## R8COL_TO_R8VEC_TEST tests R8COL_TO_R8VEC.
#
#  Licensing:
#
#    This code is distributed under the GNU LGPL license.
#
#  Modified:
#
#    24 February 2016
#
#  Author:
#
#    John Burkardt
#
  from r8col_indicator import r8col_indicator
  from r8col_print import r8col_print
  from r8vec_print import r8vec_print

  m = 4
  n = 3

  print ''
  print 'R8COL_TO_R8VEC_TEST'
  print '  R8COL_TO_R8VEC converts an R8COL matrix to an R8VEC vector.'

  a_r8ge = r8col_indicator ( m, n )

  r8col_print ( m, n, a_r8ge, '  R8COL matrix:' )

  a_r8vec = r8col_to_r8vec ( m, n, a_r8ge )

  r8vec_print ( m * n, a_r8vec, '  Corresponding R8VEC vector:' )
#
#  Terminate.
#
  print ''
  print 'R8COL_TO_R8VEC_TEST:'
  print '  Normal end of execution.'
  return

if ( __name__ == '__main__' ):
  from timestamp import timestamp
  timestamp ( )
  r8col_to_r8vec_test ( )
  timestamp ( )