ag-gipp/GoUldI

<math xmlns="http://www.w3.org/1998/Math/MathML"><mrow><mi>&#x003BC;</mi><mrow><mo form="prefix">(</mo><mi>A</mi><mo form="postfix">)</mo></mrow><mo>=</mo><mrow><mo rspace="0.3em" lspace="0em" stretchy="true" fence="true" form="prefix">{</mo><mtable class="m-cases" columnalign="left"><mtr><mtd><mn>1</mn></mtd><mtd><mtext> if </mtext><mn>0</mn><mo>&#x02208;</mo><mi>A</mi></mtd></mtr><mtr><mtd><mn>0</mn></mtd><mtd><mtext> if </mtext><mn>0</mn><mo>&#x02209;</mo><mi>A</mi></mtd></mtr></mtable><mphantom rspace="0em" lspace="0.3em" stretchy="true" fence="true" form="postfix">}</mphantom></mrow></mrow></math>