tidy up and revert $ in plotly

Author: mmcky

.github/workflows/ci.yml

@@ -26,12 +26,6 @@ jobs:
           pip install --upgrade "jax[cuda12-local]==0.6.2"
           pip install numpyro pyro-ppl
           python scripts/test-jax-install.py
-      # - name: Install Chrome
-      #   shell: bash -l {0}
-      #   run: |
-      #     wget https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb     
-      #     sudo apt install -y ./google-chrome-stable_current_amd64.deb
-      #     google-chrome --version
       - name: Check nvidia Drivers
         shell: bash -l {0}
         run: nvidia-smi

lectures/back_prop.md

@@ -526,7 +526,7 @@ predictions = vmap(compute_xδw_seq, in_axes=(None, 0))(params_ex1, grid)[0][:,
 
 ```{code-cell} ipython3
 fig = go.Figure()
-fig.add_trace(go.Scatter(x=grid, y=f_val, name=r'-3x+2'))
+fig.add_trace(go.Scatter(x=grid, y=f_val, name=r'$-3x+2$'))
 fig.add_trace(go.Scatter(x=grid, y=predictions, name='Approximation'))
 
 # Export to PNG file