Updated mathematical formula support for content blocks (#631)

* README tweak

* Edited math formula instructions

Author: validbeck

README.md

@@ -26,7 +26,8 @@ You need:
 
 ## How to contribute
 
-First, read through and familiarize yourself with our [ValidMind style guide](https://docs.validmind.ai/about/contributing/style-guide/style-guide.html).
+> [!IMPORTANT]
+> First, read through and familiarize yourself with our [ValidMind style guide](https://docs.validmind.ai/about/contributing/style-guide/style-guide.html).
 
 - Our core user guides are sourced in Quarto Markdown under [`site/guide`](https://github.com/validmind/documentation/tree/main/site/guide). 
 - If you create new documentation, make sure to add it to the [`_quarto.yml`](https://github.com/validmind/documentation/blob/main/site/_quarto.yml) file.
@@ -133,7 +134,8 @@ make get-source
 
 After you pull in the changes, commit them to this repo as part of the release notes process.
 
-**Want to author new code samples?** Refer to our [Jupyter Notebook template Quickstart](https://github.com/validmind/validmind-library/tree/main/notebooks/templates)!
+> [!TIP]
+> **Want to author new code samples?** Refer to our [Jupyter Notebook template Quickstart](https://github.com/validmind/validmind-library/tree/main/notebooks/templates)!
 
 <!-- September 16, 2024: Need to mention rendered Python `.html` docs and generated `.md` test descriptions -->
 

site/guide/model-documentation/equation-preview.png

@@ -63,15 +63,23 @@ Use {{< var vm.product >}} to assist you with generating content via AI!^[[Gener
 
 ### Add mathematical formulas
 
-While editing a simple text block, you can insert math equations using the editor:
+While editing a simple text block, you can insert math equations using the formula editor:
 
-1. Click **√** in the toolbar while editing a content block.
+1. Click **$f(x)$** in the toolbar while editing a content block.
 
-2. You can use the interface to type out the equation, or paste in a LaTeX formula:
+2. Enter your LaTeX formula in the text box and confirm that the Equation preview generates as expected: 
 
-![Inserting a mathematical formula using LaTex within a simple text block](mathtype-full-demo.gif){width=100% fig-alt="An animation that shows how to insert a mathematical formula using LaTex within a simple text block" .screenshot width=90%}
+   - To insert the equation inline, leave **Display mode** untoggled.
+   - To insert the equation on its own line, toggle **Display mode** on. 
 
-3. Click **Insert** to add the equation to your content block.
+::: {.column-margin}
+![Equation preview in the formula editor](equation-preview.png){fig-alt="A screenshot showing the equation preview in the formula editor" .screenshot group="latex"}
+
+:::
+
+   ![The two formula display modes](formula-display-modes.png){fig-alt="A screenshot showing the two formula display modes" .screenshot group="latex"}
+
+3. Click **[{{< fa check >}}]{.green}** to add the equation to your content block.
 
 ### Generate Text with AI <sup>[beta]{.smallcaps}</sup>