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<math>P=\dfrac{3\times\dfrac{14!}{3!^4\times2!}\times\dfrac{122!}{4!^{29}\times2!\times1!^4}}{\dfrac{136!}{4!^{34}}}=\dfrac{8}{7379001786750375}=\dfrac{1}{922375223343796.875}\approx1.084157\times10^{-15}</math>
<math>P=\dfrac{3\times\dfrac{14!}{3!^4\times2!}\times\dfrac{122!}{4!^{29}\times2!\times1!^4}}{\dfrac{136!}{4!^{34}}}=\dfrac{8}{7379001786750375}=\dfrac{1}{922375223343796.875}\approx1.084157\times10^{-15}</math>
<chem>CH2=CH-CH=CH2</chem>
<chem>CO2 + H2O =>[叶绿体][光照] O2 + (CH2O)</chem>
<chem>A\bond{~--}B\bond{~=}C\bond{-~-}D</chem>