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-rw-r--r--source/know/concept/cylindrical-parabolic-coordinates/index.md4
1 files changed, 2 insertions, 2 deletions
diff --git a/source/know/concept/cylindrical-parabolic-coordinates/index.md b/source/know/concept/cylindrical-parabolic-coordinates/index.md
index c8e16da..766c9b6 100644
--- a/source/know/concept/cylindrical-parabolic-coordinates/index.md
+++ b/source/know/concept/cylindrical-parabolic-coordinates/index.md
@@ -37,8 +37,8 @@ $$\begin{aligned}
= - \frac{y^2}{\tau^2} + \tau^2
\end{aligned}$$
-Cylindrical parabolic coordinates form an orthogonal
-[curvilinear system](/know/concept/curvilinear-coordinates/),
+Cylindrical parabolic coordinates form
+an [orthogonal curvilinear system](/know/concept/orthogonal-curvilinear-coordinates/),
so we would like to find its scale factors $$h_\sigma$$, $$h_\tau$$ and $$h_z$$.
The differentials of the Cartesian coordinates are as follows: