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Diffstat (limited to 'source/know/concept/curvilinear-coordinates')
| -rw-r--r-- | source/know/concept/curvilinear-coordinates/index.md | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/source/know/concept/curvilinear-coordinates/index.md b/source/know/concept/curvilinear-coordinates/index.md index 9cae643..3012ca6 100644 --- a/source/know/concept/curvilinear-coordinates/index.md +++ b/source/know/concept/curvilinear-coordinates/index.md @@ -1,5 +1,6 @@ --- title: "Curvilinear coordinates" +sort_title: "Curvilinear coordinates" date: 2021-03-03 categories: - Mathematics @@ -104,7 +105,7 @@ $$\begin{gathered} <div class="accordion"> <input type="checkbox" id="proof-grad"/> <label for="proof-grad">Proof</label> -<div class="hidden"> +<div class="hidden" markdown="1"> <label for="proof-grad">Proof.</label> For a direction $\dd{\ell}$, we know that $\idv{f}{\ell}$ is the component of $\nabla f$ in that direction: @@ -146,7 +147,7 @@ $$\begin{aligned} <div class="accordion"> <input type="checkbox" id="proof-div"/> <label for="proof-div">Proof</label> -<div class="hidden"> +<div class="hidden" markdown="1"> <label for="proof-div">Proof.</label> As preparation, we rewrite $\vb{V}$ as follows to introduce the scale factors: @@ -265,7 +266,7 @@ $$\begin{aligned} <div class="accordion"> <input type="checkbox" id="proof-curl"/> <label for="proof-curl">Proof</label> -<div class="hidden"> +<div class="hidden" markdown="1"> <label for="proof-curl">Proof.</label> The curl is found in a similar way as the divergence. We rewrite $\vb{V}$ like so: |