René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Add \\underline to mathtext?","articleBody":"### Feature request\r\n\r\n\\underline is a valid LaTeX command but is not available in mathtext as documented here https://matplotlib.org/users/mathtext.html#mathtext-tutorial. My guess is that this is not common in math formulas but I have a user that does have a need for it in their formulas. I realize I can do `plt.rc('text', usetex=True)` to pass off the entirety of LaTeX rendering but it would be nice to have this available within matplotlib. Any arguments for/against?\r\n\r\n**Matplotlib version**\r\n\u003c!--Please specify your platform and versions of the relevant libraries you are using:--\u003e\r\n  * Operating system: Windows 10\r\n  * Matplotlib version: 1.4.3\r\n  * Matplotlib backend (`print(matplotlib.get_backend())`): TkAgg\r\n  * Python version: 2.7.13\r\n  * Jupyter version (if applicable):\r\n  * Other libraries: \r\n\r\n","author":{"url":"https://github.com/ewohnlich","@type":"Person","name":"ewohnlich"},"datePublished":"2019-05-17T15:16:32.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":5},"url":"https://github.com/14235/matplotlib/issues/14235"}