text: export var columnDocs = {
    name: 'column',
    category: 'Matrix',
    syntax: ['column(x, index)'],
    description: 'Return a column from a matrix or array.',
    examples: ['A = [[1, 2], [3, 4]]', 'column(A, 1)', 'column(A, 2)'],
    seealso: ['row', 'matrixFromColumns']
  };