docstring fixes

Signed-off-by: Trevor James Smith <10819524+Zeitsperre@users.noreply.github.com>

src/xclim/ensembles/_robustness.py

@@ -143,7 +143,7 @@ def robustness_fractions(  # noqa: C901
 
     And members showing absolutely no change are ``1 - nf - pf``.
 
-    Available statistical tests are :
+    Available statistical tests are:
 
     {tests_doc}
 

src/xclim/indices/_agro.py

@@ -201,25 +201,25 @@ def huglin_index(
     .. math::
 
         k = f(lat) = \begin{cases}
-                        1, & \text{if } |lat| <= 40 \\
-                        1 + ((abs(lat) - 40) / 10) * 0.06, & \text{if } 40 < |lat| <= 50 \\
-                        NaN, & \text{if } |lat| > 50 \\
+                     1, & \text{if } | lat | <= 40 \\
+                     1 + ((abs(lat) - 40) / 10) * 0.06, & \text{if } 40 < | lat | <= 50 \\
+                     NaN, & \text{if } | lat | > 50 \\
                      \end{cases}
 
-    For compatibility with ICCLIM, `end_date` should be set to `11-01`, `method` should be set to `icclim`. The
-    day-length multiplication factor, :math:`k`, is calculated as follows:
+    For compatibility with ICCLIM, `end_date` should be set to `11-01`, `method` should be set to `icclim`.
+    The day-length multiplication factor, :math:`k`, is calculated as follows:
 
     .. math::
 
         k = f(lat) = \begin{cases}
-                        1.0, & \text{if } |lat| <= 40 \\
-                        1.02, & \text{if } 40 < |lat| <= 42 \\
-                        1.03, & \text{if } 42 < |lat| <= 44 \\
-                        1.04, & \text{if } 44 < |lat| <= 46 \\
-                        1.05, & \text{if } 46 < |lat| <= 48 \\
-                        1.06, & \text{if } 48 < |lat| <= 50 \\
-                        NaN, & \text{if } |lat| > 50 \\
-                    \end{cases}
+                     1.0, & \text{if } | lat | <= 40 \\
+                     1.02, & \text{if } 40 < | lat | <= 42 \\
+                     1.03, & \text{if } 42 < | lat | <= 44 \\
+                     1.04, & \text{if } 44 < | lat | <= 46 \\
+                     1.05, & \text{if } 46 < | lat | <= 48 \\
+                     1.06, & \text{if } 48 < | lat | <= 50 \\
+                     NaN, & \text{if } | lat | > 50 \\
+                     \end{cases}
 
     A more robust day-length calculation based on latitude, calendar, day-of-year, and obliquity is available with
     `method="jones"`. See: :py:func:`xclim.indices.generic.day_lengths` or :cite:t:`hall_spatial_2010` for more
@@ -389,7 +389,7 @@ def biologically_effective_degree_days(
 
     .. math::
 
-        k = f(lat) = 1 + \left(\frac{\left| lat  \right|}{50} * 0.06,  \text{if }40 < |lat| <50, \text{else } 0\right)
+        k = f(lat) = 1 + \left(\frac{\left| lat  \right|}{50} * 0.06,  \text{if }40 < ``|lat|`` <50, \text{else } 0\right)
 
     A second version of the BEDD (`method="icclim"`) does not consider :math:`TR_{adj}` and :math:`k` and employs a
     different end date (30 September) :cite:p:`project_team_eca&d_algorithm_2013`.
@@ -785,7 +785,7 @@ def latitude_temperature_index(
 
     .. math::
 
-        LTI = max(TN_{j}: j = 1..12)(lat_f - |lat|)
+        LTI = max(TN_{j}: j = 1..12)(lat_f - | lat | )
 
     References
     ----------

src/xclim/indices/_conversion.py

@@ -1397,24 +1397,30 @@ def potential_evapotranspiration(
     -----
     Available methods are:
 
-    - "baierrobertson65" or "BR65", based on :cite:t:`baier_estimation_1965`.
-      Requires tasmin and tasmax, daily [D] freq.
-    - "hargreaves85" or "HG85", based on :cite:t:`george_h_hargreaves_reference_1985`.
-      Requires tasmin and tasmax, daily [D] freq. (optional: tas can be given in addition of tasmin and tasmax).
-    - "mcguinnessbordne05" or "MB05", based on :cite:t:`tanguy_historical_2018`.
-      Requires tas, daily [D] freq, with latitudes 'lat'.
-    - "thornthwaite48" or "TW48", based on :cite:t:`thornthwaite_approach_1948`.
-      Requires tasmin and tasmax, monthly [MS] or daily [D] freq.
-      (optional: tas can be given instead of tasmin and tasmax).
-    - "allen98" or "FAO_PM98", based on :cite:t:`allen_crop_1998`. Modification of Penman-Monteith method.
-      Requires tasmin and tasmax, relative humidity, radiation flux and wind speed (10 m wind will be converted to 2 m).
-    - "droogersallen02" or "DA02", based on :cite:t:`droogers2002`.
-      Requires tasmin, tasmax and precipitation, monthly [MS] or daily [D] freq. (optional: tas can be given in addition of tasmin and tasmax).
+        - "baierrobertson65" or "BR65", based on :cite:t:`baier_estimation_1965`.
+          Requires tasmin and tasmax, daily [D] freq.
+
+        - "hargreaves85" or "HG85", based on :cite:t:`george_h_hargreaves_reference_1985`.
+          Requires tasmin and tasmax, daily [D] freq. (optional: tas can be given in addition of tasmin and tasmax).
+
+        - "mcguinnessbordne05" or "MB05", based on :cite:t:`tanguy_historical_2018`.
+          Requires tas, daily [D] freq, with latitudes 'lat'.
+
+        - "thornthwaite48" or "TW48", based on :cite:t:`thornthwaite_approach_1948`.
+          Requires tasmin and tasmax, monthly [MS] or daily [D] freq.
+          (optional: tas can be given instead of tasmin and tasmax).
+
+        - "allen98" or "FAO_PM98", based on :cite:t:`allen_crop_1998`. Modification of Penman-Monteith method.
+          Requires tasmin and tasmax, relative humidity, radiation flux and wind speed (10 m wind will be converted to 2 m).
+
+        - "droogersallen02" or "DA02", based on :cite:t:`droogers2002`.
+          Requires tasmin, tasmax and precipitation, monthly [MS] or daily [D] freq. (optional: tas can be given in addition of tasmin and tasmax).
 
     The McGuinness-Bordne :cite:p:`mcguinness_comparison_1972` equation is:
 
     .. math::
-        PET[mm day^{-1}] = a * \frac{S_0}{\lambda}T_a + b *\frsc{S_0}{\lambda}
+
+        PET[mm day^{-1}] = a * \frac{S_0}{\lambda}T_a + b * \frac{S_0}{\lambda}
 
     where :math:`a` and :math:`b` are empirical parameters; :math:`S_0` is the extraterrestrial radiation [MJ m-2 day-1],
     assuming a solar constant of 1367 W m-2; :math:`\\lambda` is the latent heat of vaporisation [MJ kg-1]