data/mathematical/278.mml
<math xmlns='http://www.w3.org/1998/Math/MathML' display='inline'><semantics><mrow><msub><mi>F</mi> <mrow><mi>α</mi><mi>β</mi></mrow></msub><mo>,</mo><msub><mover><mi>F</mi><mo stretchy="false">¯</mo></mover> <mrow><mover><mi>α</mi><mo>˙</mo></mover><mover><mi>β</mi><mo>˙</mo></mover></mrow></msub></mrow><annotation encoding='application/x-tex'>F_{\alpha\beta},\bar{F}_{{\dot{\alpha}}{\dot{\beta}}}</annotation></semantics></math>