ag-gipp/GoUldI

<math 
  xmlns="http://www.w3.org/1998/Math/MathML" display="block" alttext="upper T minus lamda upper I">
  <semantics>
    <mrow data-semantic-type="infixop" data-semantic-role="subtraction" data-semantic-id="6" data-semantic-children="0,5" data-semantic-content="1">
      <mi data-semantic-type="identifier" data-semantic-role="latinletter" data-semantic-font="italic" data-semantic-id="0" data-semantic-parent="6">T</mi>
      <mo data-semantic-type="operator" data-semantic-role="subtraction" data-semantic-id="1" data-semantic-parent="6" data-semantic-operator="infixop,−">−
        <!-- − -->
      </mo>
      <mrow data-semantic-type="infixop" data-semantic-role="implicit" data-semantic-id="5" data-semantic-children="2,3" data-semantic-content="4" data-semantic-parent="6">
        <mi data-semantic-type="identifier" data-semantic-role="greekletter" data-semantic-font="italic" data-semantic-id="2" data-semantic-parent="5">λ
          <!-- λ -->
        </mi>
        <mo data-semantic-type="operator" data-semantic-role="multiplication" data-semantic-id="4" data-semantic-parent="5" data-semantic-added="true" data-semantic-operator="infixop,⁢">⁢</mo>
        <mi data-semantic-type="identifier" data-semantic-role="latinletter" data-semantic-font="italic" data-semantic-id="3" data-semantic-parent="5">I</mi>
      </mrow>
    </mrow>
    <annotation encoding="application/x-tex">T-\lambda I</annotation>
  </semantics>
</math>