doc: replace :math: for subscripts in notmuch-sexp-queries(7)

Sphinx pulls in mathjax to do :math:, which complicates viewing the
html version offline. The direct :sub: is supported directly in html.

diff --git a/doc/man7/notmuch-sexp-queries.rst b/doc/man7/notmuch-sexp-queries.rst
index 3c33232f9fadd05e5f0a5b3b78b8464fb7bb0305..bc8e5086f342be9568cfc3baafac3e700c5c623b 100644 (file)
--- a/doc/man7/notmuch-sexp-queries.rst
+++ b/doc/man7/notmuch-sexp-queries.rst
@@ -336,10 +336,10 @@ NOTES
                in notmuch, this modifier is not supported in the
                ``path`` field.
 
-.. |q1| replace:: :math:`q_1`
-.. |q2| replace:: :math:`q_2`
-.. |qn| replace:: :math:`q_n`
+.. |q1| replace:: `q`\ :sub:`1`
+.. |q2| replace:: `q`\ :sub:`2`
+.. |qn| replace:: `q`\ :sub:`n`
 
-.. |p1| replace:: :math:`p_1`
-.. |p2| replace:: :math:`p_2`
-.. |pn| replace:: :math:`p_n`
+.. |p1| replace:: `p`\ :sub:`1`
+.. |p2| replace:: `p`\ :sub:`2`
+.. |pn| replace:: `p`\ :sub:`n`