3.4.3.1.variable_units_missing.cellml

<?xml version="1.0" encoding="UTF-8"?>
<!-- CellML Test Suite. https://github.com/MichaelClerx/cellml-validation -->
<!-- CellML 1.0, 3.4.3.1: A variable must have a units attribute -->
<model name="variable_units_missing"
       xmlns="http://www.cellml.org/cellml/1.0#">
  <component name="c">
    <variable name="x" />
  </component>
</model>