fix critical issue

TODO.md

@@ -9,12 +9,12 @@
 3. Smart display of graph
     - Display of intersections between functions
     - Add docs about roots and extrema
+    - Caching of roots and extrema
+    - add configs for toggling display of roots and extrema
 4. Fix integral line
 5. re-add euler's number (well it works if you use capital e like `E^x`)
 6. allow constants in min/max integral input (like pi or euler's number)
 7. sliding values for functions (like a user-interactable slider that adjusts a variable in the function, like desmos)
 8. Keybinds
 9. nth derivative support (again)
-10. add configs for toggling display of roots and extrema
-11. reduce jittering of roots and extrema points
-12. Update function tests
+10. Update function tests