data/mathematical/114.mml
<math xmlns='http://www.w3.org/1998/Math/MathML' display='inline'><semantics><mrow><mi>w</mi><mo>=</mo><msup><mi>e</mi> <mrow><mo lspace="verythinmathspace" rspace="0em">−</mo><msub><mi>f</mi> <mn>0</mn></msub><mi>z</mi><mo stretchy="false">/</mo><mn>2</mn></mrow></msup><mi>W</mi></mrow><annotation encoding='application/x-tex'>w=e^{-f_{0}z/2}W</annotation></semantics></math>