begin format rad_curve for docs

Zabamund · Aug 19, 2019 · 026bda8 · 026bda8
1 parent 1d4daa2
commit 026bda8
Showing 1 changed file with 8 additions and 2 deletions.
diff --git a/wellpathpy/rad_curv.py b/wellpathpy/rad_curv.py
@@ -23,9 +23,15 @@ def radius_curvature(md, inc, azi):
 
     this method will yield unreliable results when data are closely spaced or when the borehole is straight but deviated.
 
-    Formula:
+    Formulae:
+
+    .. math::
+        northing = \sum (md_l - md_u)
+                   \cdot cos(inc_u) - cos(inc_l)
+                   \cdot \\frac{sin(azi_l) - sin(azi_u)}{(inc_l - inc_u)}
+                   \cdot (azi_l - azi_u)
+
 
-    :math:`northing = sum((md_l - md_u) * cos(inc_u) - cos(inc_l) * sin(azi_l) - sin(azi_u) / (inc_l - inc_u) * (azi_l - azi_u))`
     :math:`easting = sum((md_l - md_u) * cos(inc_u) - cos(inc_l) * cos(azi_u) - cos(azi_l) / (inc_l - inc_u) * (azi_l - azi_u))`
     :math:`tvd = sum((md_l - md_u) * sin(inc_l) - sin(inc_u) / (inc_l - inc_u))`