ag-gipp/GoUldI

<math xmlns='http://www.w3.org/1998/Math/MathML' display='inline'><semantics><mrow><msup><mi>Ψ</mi> <mrow><mo stretchy="false">(</mo><mrow><mi mathvariant="normal">U</mi></mrow><mo stretchy="false">)</mo></mrow></msup><mrow><mo>(</mo><mstyle mathvariant="bold"><mi mathvariant="bold">x</mi></mstyle><mo>)</mo></mrow><mo>=</mo><msubsup><mo>∫</mo> <mrow><mo lspace="verythinmathspace" rspace="0em">−</mo><mn>∞</mn></mrow> <mn>∞</mn></msubsup><msubsup><mo>∫</mo> <mrow><mo lspace="verythinmathspace" rspace="0em">−</mo><mn>∞</mn></mrow> <mn>∞</mn></msubsup><mi>exp</mi><mrow><mo>(</mo><mi>i</mi><msup><mi>Φ</mi> <mrow><mo stretchy="false">(</mo><mrow><mi mathvariant="normal">U</mi></mrow><mo stretchy="false">)</mo></mrow></msup><mrow><mo>(</mo><mi>s</mi><mo>,</mo><mi>t</mi><mo>;</mo><mstyle mathvariant="bold"><mi mathvariant="bold">x</mi></mstyle><mo>)</mo></mrow><mo>)</mo></mrow><mrow><mi mathvariant="normal">d</mi></mrow><mi>s</mi><mrow><mi mathvariant="normal">d</mi></mrow><mi>t</mi></mrow><annotation encoding='application/x-tex'>\Psi^{(\mathrm{U})}\left(\mathbf{x}\right)=\int_{-\infty}^{\infty}\int_{-\infty}^{\infty}\exp\left(i\Phi^{(\mathrm{U})}\left(s,t;\mathbf{x}\right)\right)\mathrm{d}s\mathrm{d}t</annotation></semantics></math>