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Diffstat (limited to 'content/know/concept/self-energy/index.pdc')
| -rw-r--r-- | content/know/concept/self-energy/index.pdc | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/content/know/concept/self-energy/index.pdc b/content/know/concept/self-energy/index.pdc index 935cca8..c6aa0c5 100644 --- a/content/know/concept/self-energy/index.pdc +++ b/content/know/concept/self-energy/index.pdc @@ -210,7 +210,7 @@ so we are left with non-equivalent diagrams only. Let $G(b,a) = G_{ba}$: <a href="fullgf.png"> -<img src="fullgf.png" style="width:90%;display:block;margin:auto;"> +<img src="fullgf.png" style="width:90%"> </a> A **reducible diagram** is a Feynman diagram @@ -223,7 +223,7 @@ as the sum of all irreducible terms in $G(b,a)$, after removing the two external lines from/to $a$ and $b$: <a href="selfenergy.png"> -<img src="selfenergy.png" style="width:90%;display:block;margin:auto;"> +<img src="selfenergy.png" style="width:90%"> </a> Despite its appearance, the self-energy has the semantics of a line, @@ -244,7 +244,7 @@ you can convince youself that $G(b,a)$ obeys a [Dyson equation](/know/concept/dyson-equation/) involving $\Sigma(y, x)$: <a href="dyson.png"> -<img src="dyson.png" style="width:95%;display:block;margin:auto;"> +<img src="dyson.png" style="width:95%"> </a> This makes sense: in the "normal" Dyson equation |