In this question: Calculating a parametrized maximum, as a function of the parameter I wanted to show the output of a Mathematica expression. So I clicked the expression and chose "Copy as -> LaTeX" and pasted it into the question between two "$$" marks. But the editor did not let me save the question. I got an error in a red square baloon:
I could save the post by deleting the "$$" marks, but now the code is seen as raw latex. What should I do?
EDIT: Here is the equation that I wanted to copy from Mathematica: