### ----------------------------------------------------
### -- PDF::ISO_32000
### -- Licenses: Artistic-2.0
### -- Authors: David Warring
### -- File: resources/ISO_32000/misc/Table_143-Variables_used_in_the_page_group_compositing_formulas.json
### ----------------------------------------------------
{
  "table": {
    "caption": "Table 143 – Variables used in the page group compositing formulas",
    "head": [
      "Variable",
      "Meaning"
    ],
    "rows": [
      [
        "P",
        "The page group, consisting of all elements E1, … , En in the page’s top-level stack"
      ],
      [
        "Cg",
        "Computed colour of the page group"
      ],
      [
        "fg",
        "Computed shape of the page group"
      ],
      [
        "αg",
        "Computed alpha of the page group"
      ],
      [
        "C",
        "Computed colour of the page"
      ],
      [
        "W",
        "Initial colour of the page (nominally white but may vary depending on the properties of the medium or the needs of the application)"
      ],
      [
        "U",
        "An undefined colour (which is not used, since the α0argument of Composite is 0)"
      ]
    ]
  }
}


