ag-gipp/GoUldI

<math xmlns="http://www.w3.org/1998/Math/MathML"><mi>Π</mi><mfenced close=")" open="("><msup><mi>α</mi><mn>2</mn></msup><mi>k</mi></mfenced><mo>-</mo><mi>K</mi><mfenced close=")" open="("><mi>k</mi></mfenced><mo>=</mo><mrow><mn>1</mn></mrow><mrow><mn>3</mn></mrow><msup><mi>α</mi><mn>2</mn></msup><msub><mi>R</mi><mi>J</mi></msub><mfenced close=")" open="("><mn>0</mn><msup><msup><mi>k</mi><mi>′</mi></msup><mn>2</mn></msup><mn>1</mn><mrow><mn>1</mn><mo>-</mo><msup><mi>α</mi><mn>2</mn></msup></mrow></mfenced></math>