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Display information for equation id:math.1714.2 on revision:1714

* Page found: Addition von Drehimpulsen (eq math.1714.2)

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Hash: 89d9108f0f2e1ed9cefd8e14763254e3

TeX (original user input): 

\begin{align}

& \Rightarrow \left[ {{{\hat{J}}}_{j}},{{{\hat{J}}}_{k}} \right]=\left[ {{{\hat{L}}}_{j}},{{{\hat{L}}}_{k}} \right]+\left[ {{{\hat{S}}}_{j}},{{{\hat{S}}}_{k}} \right] \\

& \left[ {{{\hat{L}}}_{j}},{{{\hat{L}}}_{k}} \right]=i\hbar {{\varepsilon }_{jkl}}{{{\hat{L}}}_{l}} \\

& \left[ {{{\hat{S}}}_{j}},{{{\hat{S}}}_{k}} \right]=i\hbar {{\varepsilon }_{jkl}}{{{\hat{S}}}_{l}} \\

& \Rightarrow \left[ {{{\hat{J}}}_{j}},{{{\hat{J}}}_{k}} \right]=i\hbar {{\varepsilon }_{jkl}}{{{\hat{J}}}_{l}} \\

\end{align}

TeX (checked): 

{\begin{aligned}&\Rightarrow \left[{{\hat {J}}_{j}},{{\hat {J}}_{k}}\right]=\left[{{\hat {L}}_{j}},{{\hat {L}}_{k}}\right]+\left[{{\hat {S}}_{j}},{{\hat {S}}_{k}}\right]\\&\left[{{\hat {L}}_{j}},{{\hat {L}}_{k}}\right]=i\hbar {{\varepsilon }_{jkl}}{{\hat {L}}_{l}}\\&\left[{{\hat {S}}_{j}},{{\hat {S}}_{k}}\right]=i\hbar {{\varepsilon }_{jkl}}{{\hat {S}}_{l}}\\&\Rightarrow \left[{{\hat {J}}_{j}},{{\hat {J}}_{k}}\right]=i\hbar {{\varepsilon }_{jkl}}{{\hat {J}}_{l}}\\\end{aligned}}

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⇒[J^j,J^k]=[L^j,L^k]+[S^j,S^k][L^j,L^k]=iℏεjklL^l[S^j,S^k]=iℏεjklS^l⇒[J^j,J^k]=iℏεjklJ^l
<math class="mwe-math-element" xmlns="http://www.w3.org/1998/Math/MathML"><mrow data-mjx-texclass="ORD"><mstyle displaystyle="true" scriptlevel="0"><mrow data-mjx-texclass="ORD"><mtable columnalign="right left right left right left right left right left right left" columnspacing="0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em" displaystyle="true" rowspacing="3pt"><mtr><mtd></mtd><mtd><mo>&#x21D2;</mo><mrow data-mjx-texclass="INNER"><mo data-mjx-texclass="OPEN">[</mo><msub><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>J</mi><mo>^</mo></mover></mrow></mrow><mrow data-mjx-texclass="ORD"><mi>j</mi></mrow></msub><mo>,</mo><msub><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>J</mi><mo>^</mo></mover></mrow></mrow><mrow data-mjx-texclass="ORD"><mi>k</mi></mrow></msub><mo data-mjx-texclass="CLOSE">]</mo></mrow><mo>=</mo><mrow data-mjx-texclass="INNER"><mo data-mjx-texclass="OPEN">[</mo><msub><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>L</mi><mo>^</mo></mover></mrow></mrow><mrow data-mjx-texclass="ORD"><mi>j</mi></mrow></msub><mo>,</mo><msub><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>L</mi><mo>^</mo></mover></mrow></mrow><mrow data-mjx-texclass="ORD"><mi>k</mi></mrow></msub><mo data-mjx-texclass="CLOSE">]</mo></mrow><mo>+</mo><mrow data-mjx-texclass="INNER"><mo data-mjx-texclass="OPEN">[</mo><msub><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>S</mi><mo>^</mo></mover></mrow></mrow><mrow data-mjx-texclass="ORD"><mi>j</mi></mrow></msub><mo>,</mo><msub><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>S</mi><mo>^</mo></mover></mrow></mrow><mrow data-mjx-texclass="ORD"><mi>k</mi></mrow></msub><mo data-mjx-texclass="CLOSE">]</mo></mrow></mtd></mtr><mtr><mtd></mtd><mtd><mrow data-mjx-texclass="INNER"><mo data-mjx-texclass="OPEN">[</mo><msub><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>L</mi><mo>^</mo></mover></mrow></mrow><mrow data-mjx-texclass="ORD"><mi>j</mi></mrow></msub><mo>,</mo><msub><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>L</mi><mo>^</mo></mover></mrow></mrow><mrow data-mjx-texclass="ORD"><mi>k</mi></mrow></msub><mo data-mjx-texclass="CLOSE">]</mo></mrow><mo>=</mo><mi>i</mi><mi data-mjx-alternate="1">&#x210F;</mi><msub><mi>&#x03B5;</mi><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mi>j</mi><mi>k</mi><mi>l</mi></mrow></mrow></msub><msub><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>L</mi><mo>^</mo></mover></mrow></mrow><mrow data-mjx-texclass="ORD"><mi>l</mi></mrow></msub></mtd></mtr><mtr><mtd></mtd><mtd><mrow data-mjx-texclass="INNER"><mo data-mjx-texclass="OPEN">[</mo><msub><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>S</mi><mo>^</mo></mover></mrow></mrow><mrow data-mjx-texclass="ORD"><mi>j</mi></mrow></msub><mo>,</mo><msub><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>S</mi><mo>^</mo></mover></mrow></mrow><mrow data-mjx-texclass="ORD"><mi>k</mi></mrow></msub><mo data-mjx-texclass="CLOSE">]</mo></mrow><mo>=</mo><mi>i</mi><mi data-mjx-alternate="1">&#x210F;</mi><msub><mi>&#x03B5;</mi><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mi>j</mi><mi>k</mi><mi>l</mi></mrow></mrow></msub><msub><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>S</mi><mo>^</mo></mover></mrow></mrow><mrow data-mjx-texclass="ORD"><mi>l</mi></mrow></msub></mtd></mtr><mtr><mtd></mtd><mtd><mo>&#x21D2;</mo><mrow data-mjx-texclass="INNER"><mo data-mjx-texclass="OPEN">[</mo><msub><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>J</mi><mo>^</mo></mover></mrow></mrow><mrow data-mjx-texclass="ORD"><mi>j</mi></mrow></msub><mo>,</mo><msub><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>J</mi><mo>^</mo></mover></mrow></mrow><mrow data-mjx-texclass="ORD"><mi>k</mi></mrow></msub><mo data-mjx-texclass="CLOSE">]</mo></mrow><mo>=</mo><mi>i</mi><mi data-mjx-alternate="1">&#x210F;</mi><msub><mi>&#x03B5;</mi><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mi>j</mi><mi>k</mi><mi>l</mi></mrow></mrow></msub><msub><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mover><mi>J</mi><mo>^</mo></mover></mrow></mrow><mrow data-mjx-texclass="ORD"><mi>l</mi></mrow></msub></mtd></mtr><mtr><mtd></mtd></mtr></mtable></mrow></mstyle></mrow></math>

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Calculated based on the variables occurring on the entire Addition von Drehimpulsen page

Identifiers

  • J^j
  • J^k
  • L^j
  • L^k
  • S^j
  • S^k
  • L^j
  • L^k
  • i
  • εjkl
  • L^l
  • S^j
  • S^k
  • i
  • εjkl
  • S^l
  • J^j
  • J^k
  • i
  • εjkl
  • J^l

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