Replace {{/}} with {/} in LaTeX math equations

seisman · seisman · commit 99dd6e857ca4 · 2025-11-15T19:24:55.000+08:00
diff --git a/pygmt/src/colorbar.py b/pygmt/src/colorbar.py
@@ -46,7 +46,7 @@ def colorbar(
     .. note::
        For GMT >=6.5.0, the fontsizes of the colorbar x-label, x-annotations,
        and y-label are scaled based on the width of the colorbar following
-       :math:`\sqrt{{colorbar\_width / 15}}`. To set a desired fontsize via the
+       :math:`\sqrt{colorbar\_width / 15}`. To set a desired fontsize via the
        GMT default parameters :gmt-term:`FONT_ANNOT_PRIMARY`,
        :gmt-term:`FONT_ANNOT_SECONDARY`, and :gmt-term:`FONT_LABEL` (or jointly
        :gmt-term:`FONT`) users have to divide the desired fontsize by the value
diff --git a/pygmt/src/grdfill.py b/pygmt/src/grdfill.py
@@ -121,7 +121,7 @@ def grdfill(  # noqa: PLR0913
     neighborfill
         Fill the holes with the nearest neighbor. Specify the search radius in pixels.
         If set to ``True``, the default search radius will be used
-        (:math:`r^2 = \sqrt{{n^2 + m^2}}`, where (*n,m*) are the node dimensions of the
+        (:math:`r^2 = \sqrt{n^2 + m^2}`, where (*n,m*) are the node dimensions of the
         grid).
     splinefill
         Fill the holes with a bicubic spline. Specify the tension value to use. If set
@@ -136,7 +136,7 @@ def grdfill(  # noqa: PLR0913
     mode
         Specify the hole-filling algorithm to use. Choose from **c** for constant fill
         and append the constant value, **n** for nearest neighbor (and optionally append
-        a search radius in pixels [default radius is :math:`r^2 = \sqrt{{ X^2 + Y^2 }}`,
+        a search radius in pixels [default radius is :math:`r^2 = \sqrt{ X^2 + Y^2 }`,
         where (*X,Y*) are the node dimensions of the grid]), or **s** for bicubic spline
         (optionally append a *tension* parameter [Default is no tension]).
 
diff --git a/pygmt/src/grdgradient.py b/pygmt/src/grdgradient.py
@@ -63,8 +63,8 @@ def grdgradient(
         angle in the x,y plane measured in degrees positive clockwise from
         north (the positive y-direction) toward east (the positive x-direction). The
         negative of the directional derivative,
-        :math:`-(\frac{{dz}}{{dx}}\sin(\mbox{{azim}}) + \
-        \frac{{dz}}{{dy}}\cos(\mbox{{azim}}))`, is found; negation yields
+        :math:`-(\frac{dz}{dx}\sin(\mbox{azim}) + \
+        \frac{dz}{dy}\cos(\mbox{azim}))`, is found; negation yields
         positive values when the slope of :math:`z(x,y)` is downhill in the
         *azim* direction, the correct sense for shading the illumination of an
         image by a light source above the x,y plane shining from the *azim*
@@ -114,18 +114,18 @@ def grdgradient(
         given, it is set to the average of :math:`g`. The following forms are
         supported:
 
-        - **True**: Normalize using :math:`g_n = \mbox{{amp}}\
-          (\frac{{g - \mbox{{offset}}}}{{max(|g - \mbox{{offset}}|)}})`
+        - **True**: Normalize using :math:`g_n = \mbox{amp}\
+          (\frac{g - \mbox{offset}{max(|g - \mbox{offset}|)})`
         - **e**: Normalize using a cumulative Laplace distribution yielding:
-          :math:`g_n = \mbox{{amp}}(1 - \
-          \exp{{(\sqrt{{2}}\frac{{g - \mbox{{offset}}}}{{\sigma}}))}}`, where
+          :math:`g_n = \mbox{amp}(1 - \
+          \exp{(\sqrt{2}\frac{g - \mbox{offset}{\sigma}))}`, where
           :math:`\sigma` is estimated using the L1 norm of
-          :math:`(g - \mbox{{offset}})` if it is not given.
+          :math:`(g - \mbox{offset})` if it is not given.
         - **t**: Normalize using a cumulative Cauchy distribution yielding:
           :math:`g_n = \
-          \frac{{2(\mbox{{amp}})}}{{\pi}}(\tan^{{-1}}(\frac{{g - \
-          \mbox{{offset}}}}{{\sigma}}))` where :math:`\sigma` is estimated
-          using the L2 norm of :math:`(g - \mbox{{offset}})` if it is not
+          \frac{2(\mbox{amp})}{\pi}(\tan^{-1}(\frac{g - \
+          \mbox{offset}{\sigma}))` where :math:`\sigma` is estimated
+          using the L2 norm of :math:`(g - \mbox{offset})` if it is not
           given.
 
         As a final option, you may add **+a**\ *ambient* to add *ambient* to
diff --git a/pygmt/src/meca.py b/pygmt/src/meca.py
@@ -172,15 +172,15 @@ def meca(  # noqa: PLR0913
            | *mantissa*, *exponent*
          - | angles in degrees;
            | seismic moment is
-           | :math:`mantissa * 10 ^ {{exponent}}`
+           | :math:`mantissa * 10 ^ {exponent}`
            | in dyn cm
        * - ``"mt"``
          - seismic moment tensor
          - | *mrr*, *mtt*, *mff*,
            | *mrt*, *mrf*, *mtf*,
            | *exponent*
          - | moment components
-           | in :math:`10 ^ {{exponent}}` dyn cm
+           | in :math:`10 ^ {exponent}` dyn cm
        * - ``"partial"``
          - partial focal mechanism
          - | *strike1*, *dip1*, *strike2*,
@@ -194,7 +194,7 @@ def meca(  # noqa: PLR0913
            | *n_value*, *n_azimuth*, *n_plunge*,
            | *p_value*, *p_azimuth*, *p_plunge*,
            | *exponent*
-         - | values in :math:`10 ^ {{exponent}}` dyn cm;
+         - | values in :math:`10 ^ {exponent}` dyn cm;
            | azimuths and plunges in degrees
 
     Full GMT docs at :gmt-docs:`supplements/seis/meca.html`.
diff --git a/pygmt/src/nearneighbor.py b/pygmt/src/nearneighbor.py
@@ -55,9 +55,9 @@ def nearneighbor(
     function and the averaging used is given by:
 
     .. math::
-        w(r_i) = \frac{{w_i}}{{1 + d(r_i) ^ 2}},
-        \quad d(r) = \frac {{3r}}{{R}},
-        \quad \bar{{z}} = \frac{{\sum_i^n w(r_i) z_i}}{{\sum_i^n w(r_i)}}
+        w(r_i) = \frac{w_i}{1 + d(r_i) ^ 2},
+        \quad d(r) = \frac {3r}{R},
+        \quad \bar{z} = \frac{\sum_i^n w(r_i) z_i}{\sum_i^n w(r_i)}
 
     where :math:`n` is the number of data points that satisfy the selection
     criteria and :math:`r_i` is the distance from the node to the *i*'th data
diff --git a/pygmt/src/project.py b/pygmt/src/project.py
@@ -86,9 +86,9 @@ def project(  # noqa: PLR0913
 
     Data can be selectively windowed by using the ``length`` and ``width``
     parameters. If ``width`` is used, the projection width is set to use only
-    data with :math:`w_{{min}} < q < w_{{max}}`. If ``length`` is set, then
+    data with :math:`w_{min} < q < w_{max}`. If ``length`` is set, then
     the length is set to use only those data with
-    :math:`l_{{min}} < p < l_{{max}}`. If the ``endpoint`` parameter
+    :math:`l_{min} < p < l_{max}`. If the ``endpoint`` parameter
     has been used to define the projection, then ``length="w"`` may be used to
     window the length of the projection to exactly the span from O to B.
 
@@ -98,10 +98,10 @@ def project(  # noqa: PLR0913
     x-axis. azimuth = 90 - theta.
 
     No assumptions are made regarding the units for
-    :math:`x, y, r, s, p, q, dist, l_{{min}}, l_{{max}}, w_{{min}}, w_{{max}}`.
+    :math:`x, y, r, s, p, q, dist, l_{min}, l_{max}, w_{min}, w_{max}`.
     If ``unit`` is selected, map units are assumed and :math:`x, y, r, s` must
     be in degrees and
-    :math:`p, q, dist, l_{{min}}, l_{{max}}, w_{{min}}, w_{{max}}`
+    :math:`p, q, dist, l_{min}, l_{max}, w_{min}, w_{max}`
     will be in km.
 
     Calculations of specific great-circle and geodesic distances or for
@@ -159,15 +159,15 @@ def project(  # noqa: PLR0913
         through *cx*/*cy*, append **+c** to compute the required colatitude.
         Use ``center`` and ``endpoint`` to generate a circle that goes
         through the center and end point. Note, in this case the center and
-        end point cannot be farther apart than :math:`2|\mbox{{colat}}|`.
+        end point cannot be farther apart than :math:`2|\mbox{colat}|`.
         Finally, if you append **+h** then we will report the position of
         the pole as part of the segment header [Default is no header].
         **Note**: No input is read and the value of ``data``, ``x``, ``y``,
         and ``z`` is ignored if ``generate`` is used.
     length
         (*lmin*, *lmax*) or ``"limit"``.
         Project only those data whose *p* coordinate is within
-        :math:`l_{{min}} < p < l_{{max}}`. If ``endpoint`` has been set, then you may
+        :math:`l_{min} < p < l_{max}`. If ``endpoint`` has been set, then you may
         alternatively set it to ``"limit"`` to stay within the distance from ``center``
         to ``endpoint``.
     flat_earth : bool
@@ -176,7 +176,7 @@ def project(  # noqa: PLR0913
 
     unit : bool
         Set units for :math:`x, y, r, s` to degrees and
-        :math:`p, q, dist, l_{{min}}, l_{{max}}, w_{{min}}, w_{{max}}` to km.
+        :math:`p, q, dist, l_{min}, l_{max}, w_{min}, w_{max}` to km.
         [Default is ``False``; all arguments use the same units]
 
     sort : bool
@@ -188,7 +188,7 @@ def project(  # noqa: PLR0913
     width
         (*w_min*, *w_max*).
         Specify width controls for the projected points. Project only those points whose
-        q coordinate is within :math:`w_{{min}} < q < w_{{max}}`.
+        q coordinate is within :math:`w_{min} < q < w_{max}`.
 
     ellipse : str
         *major*/*minor*/*azimuth* [**+e**\|\ **n**].
diff --git a/pygmt/src/surface.py b/pygmt/src/surface.py
@@ -99,7 +99,7 @@ def surface(
         when the maximum absolute change in any grid value is less than
         ``convergence``. (Units same as data z units). Alternatively,
         give limit in percentage of root-mean-square (rms) deviation by
-        appending %. [Default is scaled to :math:`10^{{-4}}` of the rms
+        appending %. [Default is scaled to :math:`10^{-4}` of the rms
         deviation of the data from a best-fit (least-squares) plane.]
         This is the final convergence limit at the desired grid spacing;
         for intermediate (coarser) grids the effective convergence limit is
diff --git a/pygmt/src/tilemap.py b/pygmt/src/tilemap.py
@@ -87,8 +87,8 @@ def tilemap(  # noqa: PLR0913
           tile providers. Default is ``xyzservices.providers.OpenStreetMap.HOT``, i.e.
           OpenStreetMap Humanitarian web tiles.
         - A web tile provider in the form of a URL. The placeholders for the XYZ in the
-          URL need to be ``{{x}}``, ``{{y}}``, ``{{z}}``, respectively. E.g.
-          ``https://{{s}}.tile.openstreetmap.org/{{z}}/{{x}}/{{y}}.png``.
+          URL need to be ``{x}``, ``{y}``, ``{z}``, respectively. E.g.
+          ``https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png``.
         - A local file path. The file is read with :doc:`rasterio <rasterio:index>` and
           all bands are loaded into the basemap. See
           :doc:`contextily:working_with_local_files`.
