ag-gipp/GoUldI

<math xmlns="http://www.w3.org/1998/Math/MathML"><mrow><msup><mfenced close=")" open="("><mrow><msup><mi>α</mi><mn>2</mn></msup><mo>+</mo><mi>η</mi></mrow></mfenced><mrow><mn>1</mn><mo>/</mo><mn>2</mn></mrow></msup><mo>+</mo><mrow><mn>1</mn></mrow><mrow><mn>2</mn></mrow><mi>α</mi><mi>ln</mi><mi>η</mi><mo>-</mo><mi>α</mi><mi>ln</mi><mfenced close=")" open="("><mrow><msup><mfenced close=")" open="("><mrow><msup><mi>α</mi><mn>2</mn></msup><mo>+</mo><mi>η</mi></mrow></mfenced><mrow><mn>1</mn><mo>/</mo><mn>2</mn></mrow></msup><mo>+</mo><mi>α</mi></mrow></mfenced></mrow><mo>=</mo><mrow><mrow><mi>a</mi><mi>r</mi><mi>c</mi><mi>c</mi><mi>o</mi><mi>s</mi></mrow><mfenced close=")" open="("><mfrac><mi>x</mi><msup><mfenced close=")" open="("><mrow><mn>1</mn><mo>+</mo><msup><mi>α</mi><mn>2</mn></msup></mrow></mfenced><mrow><mn>1</mn><mo>/</mo><mn>2</mn></mrow></msup></mfrac></mfenced><mo>+</mo><mfrac><mi>α</mi><mn>2</mn></mfrac><mi>ln</mi><mfenced close=")" open="("><mfrac><mrow><mn>1</mn><mo>+</mo><msup><mi>α</mi><mn>2</mn></msup><mo>+</mo><mfenced close=")" open="("><mrow><msup><mi>α</mi><mn>2</mn></msup><mo>-</mo><mn>1</mn></mrow></mfenced><msup><mi>x</mi><mn>2</mn></msup><mo>-</mo><mn>2</mn><mi>α</mi><mi>x</mi><msup><mfenced close=")" open="("><mrow><mn>1</mn><mo>+</mo><msup><mi>α</mi><mn>2</mn></msup><mo>-</mo><msup><mi>x</mi><mn>2</mn></msup></mrow></mfenced><mrow><mn>1</mn><mo>/</mo><mn>2</mn></mrow></msup></mrow><mrow><mfenced close=")" open="("><mrow><mn>1</mn><mo>+</mo><msup><mi>α</mi><mn>2</mn></msup></mrow></mfenced><mfenced close=")" open="("><mrow><mn>1</mn><mo>-</mo><msup><mi>x</mi><mn>2</mn></msup></mrow></mfenced></mrow></mfrac></mfenced></mrow></math>