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Diffstat (limited to 'content/know/concept/interaction-picture/index.pdc')
| -rw-r--r-- | content/know/concept/interaction-picture/index.pdc | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/content/know/concept/interaction-picture/index.pdc b/content/know/concept/interaction-picture/index.pdc index 45950ff..89aff58 100644 --- a/content/know/concept/interaction-picture/index.pdc +++ b/content/know/concept/interaction-picture/index.pdc @@ -197,7 +197,8 @@ $$\begin{aligned} \mathcal{T} \bigg\{ \bigg( \int_{t_0}^{t} \hat{H}_{1,I}(t') \dd{t'} \bigg)^n \bigg\} \end{aligned}$$ -Here, we recognize the Taylor expansion of $\exp$, +This construction is occasionally called the **Dyson series**. +We recognize the well-known Taylor expansion of $\exp\!(x)$, leading us to a final expression for $\hat{K}_I$: $$\begin{aligned} |