Index: docs/sphinx-docs/source/conf.py
===================================================================
--- docs/sphinx-docs/source/conf.py	(revision 3ca67dcf561ac22bb28bf757a2942bfa6d2d7550)
+++ docs/sphinx-docs/source/conf.py	(revision 8cc904860865798967cf4e604b666f1da6b84ef0)
@@ -224,5 +224,5 @@
 \newcommand{\lt}{<}              % HTML needs \lt rather than <
 \newcommand{\gt}{>}              % HTML needs \gt rather than >
-\renewcommand{\AA}{\text{\r{A}}} % Allow \AA in math mode
+\renewcommand{\AA}{\mathrm{\r{A}}} % Allow \AA in math mode
 \DeclareUnicodeCharacter {212B} {\AA}                  % Angstrom
 \DeclareUnicodeCharacter {00B7} {\ensuremath{\cdot}}   % cdot
Index: src/sas/sasgui/perspectives/calculator/media/resolution_calculator_help.rst
===================================================================
--- src/sas/sasgui/perspectives/calculator/media/resolution_calculator_help.rst	(revision 5ed76f8390eac56ff5d3779fd9c454d0c8fe1dc0)
+++ src/sas/sasgui/perspectives/calculator/media/resolution_calculator_help.rst	(revision 8cc904860865798967cf4e604b666f1da6b84ef0)
@@ -29,5 +29,5 @@
    careful to note that distances are specified in cm!
 
-4) Enter values for the source wavelength(s), $\lambda$, and its spread (= $\text{FWHM}/\lambda$).
+4) Enter values for the source wavelength(s), $\lambda$, and its spread (= $\mathrm{FWHM}/\lambda$).
 
    For monochromatic sources, the inputs are just one value. For TOF sources,
@@ -58,5 +58,5 @@
    region near the beam block/stop
 
-   [i.e., $Q < (2 \pi \cdot \text{beam block diameter}) / (\text{sample-to-detector distance} \cdot \lambda_\text{min})$]
+   [i.e., $Q < (2 \pi \cdot \mathrm{beam block diameter}) / (\mathrm{sample-to-detector distance} \cdot \lambda_\mathrm{min})$]
 
    the variance is slightly under estimated.
Index: src/sas/sasgui/perspectives/calculator/media/sas_calculator_help.rst
===================================================================
--- src/sas/sasgui/perspectives/calculator/media/sas_calculator_help.rst	(revision 1b67f3e34016e1f2e1d667e4f207ab670abdd1d5)
+++ src/sas/sasgui/perspectives/calculator/media/sas_calculator_help.rst	(revision 8cc904860865798967cf4e604b666f1da6b84ef0)
@@ -34,5 +34,5 @@
 
 where $\beta_j$ and $r_j$ are the scattering length density and
-the position of the $j^\text{th}$ pixel respectively.
+the position of the $j^\mathrm{th}$ pixel respectively.
 
 The total volume $V$
@@ -42,6 +42,6 @@
     V = \sum_j^N v_j
 
-for $\beta_j \ne 0$ where $v_j$ is the volume of the $j^\text{th}$
-pixel (or the $j^\text{th}$ natural atomic volume (= atomic mass / (natural molar
+for $\beta_j \ne 0$ where $v_j$ is the volume of the $j^\mathrm{th}$
+pixel (or the $j^\mathrm{th}$ natural atomic volume (= atomic mass / (natural molar
 density * Avogadro number) for the atomic structures).
 
@@ -88,5 +88,5 @@
 
 Now let us assume that the angles of the $\vec Q$ vector and the spin-axis ($x'$)
-to the $x$-axis are $\phi$ and $\theta_\text{up}$ respectively (see above). Then,
+to the $x$-axis are $\phi$ and $\theta_\mathrm{up}$ respectively (see above). Then,
 depending upon the polarization (spin) state of neutrons, the scattering
 length densities, including the nuclear scattering length density ($\beta_N$)
@@ -107,6 +107,6 @@
 .. math::
 
-    M_{\perp x'} &= M_{0q_x}\cos\theta_\text{up} + M_{0q_y}\sin\theta_\text{up} \\
-    M_{\perp y'} &= M_{0q_y}\cos\theta_\text{up} - M_{0q_x}\sin\theta_\text{up} \\
+    M_{\perp x'} &= M_{0q_x}\cos\theta_\mathrm{up} + M_{0q_y}\sin\theta_\mathrm{up} \\
+    M_{\perp y'} &= M_{0q_y}\cos\theta_\mathrm{up} - M_{0q_x}\sin\theta_\mathrm{up} \\
     M_{\perp z'} &= M_{0z} \\
     M_{0q_x} &= (M_{0x}\cos\phi - M_{0y}\sin\phi)\cos\phi \\
@@ -161,5 +161,5 @@
 
 where $v_j \beta_j \equiv b_j$ is the scattering
-length of the $j^\text{th}$ atom. The calculation output is passed to the *Data Explorer*
+length of the $j^\mathrm{th}$ atom. The calculation output is passed to the *Data Explorer*
 for further use.
 
Index: src/sas/sasgui/perspectives/corfunc/media/corfunc_help.rst
===================================================================
--- src/sas/sasgui/perspectives/corfunc/media/corfunc_help.rst	(revision ad476d193c0864f278ac1d0d3573c4836631790c)
+++ src/sas/sasgui/perspectives/corfunc/media/corfunc_help.rst	(revision 8cc904860865798967cf4e604b666f1da6b84ef0)
@@ -130,5 +130,5 @@
 .. math::
     \Gamma(x_k) = 2 \sum_{n=0}^{N-1} x_n \cos{\left[ \frac{\pi}{N}
-    \left(n + \frac{1}{2} \right) k \right] } \text{ for } k = 0, 1, \ldots,
+    \left(n + \frac{1}{2} \right) k \right] } \mathrm{ for } k = 0, 1, \ldots,
     N-1, N
 
@@ -188,6 +188,6 @@
 *   Average Hard Block Thickness :math:`= L_c`
 *   Average Core Thickness :math:`= D_0`
-*   Average Interface Thickness :math:`\text{} = D_{tr}`
-*   Polydispersity :math:`= \Gamma_{\text{min}}/\Gamma_{\text{max}}`
+*   Average Interface Thickness :math:`\mathrm{} = D_{tr}`
+*   Polydispersity :math:`= \Gamma_{\mathrm{min}}/\Gamma_{\mathrm{max}}`
 *   Local Crystallinity :math:`= L_c/L_p`
 
@@ -203,5 +203,5 @@
 *   Bound Fraction :math:`= <p>`
 *   Second Moment :math:`= \sigma`
-*   Maximum Extent :math:`= \delta_{\text{h}}`
+*   Maximum Extent :math:`= \delta_{\mathrm{h}}`
 *   Adsorbed Amount :math:`= \Gamma`
 
