ag-gipp/GoUldI

<math xmlns="http://www.w3.org/1998/Math/MathML"><mrow><mstyle displaystyle="true"><munderover><mo>&#x02211;</mo><mrow><mo>&#x02113;</mo><mo>=</mo><mn>0</mn></mrow><mi>n</mi></munderover></mstyle><msub><mi>T</mi><mo>&#x02113;</mo></msub><mrow><mo rspace="0.3em" lspace="0em" stretchy="true" fence="true" form="prefix">(</mo><mi>x</mi><mo rspace="0em" lspace="0.3em" stretchy="true" fence="true" form="postfix">)</mo></mrow><msup><mi>x</mi><mrow><mi>n</mi><mo>-</mo><mo>&#x02113;</mo></mrow></msup><mo>=</mo><msub><mi>U</mi><mi>n</mi></msub><mrow><mo rspace="0.3em" lspace="0em" stretchy="true" fence="true" form="prefix">(</mo><mi>x</mi><mo rspace="0em" lspace="0.3em" stretchy="true" fence="true" form="postfix">)</mo></mrow></mrow></math>