René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"with mathtext.fontset = \"cm\", \\mathbf doesn't make *digits* bold","articleBody":"\u003c!--To help us understand and resolve your issue, please fill out the form to the best of your ability.--\u003e\r\n\u003c!--You can feel free to delete the sections that do not apply.--\u003e\r\n\r\n### Bug report\r\n\r\n**Bug summary**\r\n\r\nWhen using computer modern mathtext, \\mathbf (actuall, also \\mathsf) has no effects on digits.\r\n\r\n**Code for reproduction**\r\n\r\n\u003c!--A minimum code snippet required to reproduce the bug.\r\nPlease make sure to minimize the number of dependencies required, and provide\r\nany necessary plotted data.\r\nAvoid using threads, as Matplotlib is (explicitly) not thread-safe.--\u003e\r\n\r\n```python\r\nrcParams[\"mathtext.fontset\"] = \"cm\"; figtext(.5, .5, r\"$\\mathbf{foo123}$\")\r\n```\r\n\r\n**Actual outcome**\r\n\r\n![test](https://user-images.githubusercontent.com/1322974/65559411-db308c80-df3a-11e9-98a5-9d671f4ea23c.png)\r\n\r\n**Expected outcome**\r\n\r\nbold digits, as if passing usetex = True:\r\n![usetex](https://user-images.githubusercontent.com/1322974/65559419-e4b9f480-df3a-11e9-9161-5668832e6745.png)\r\n\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: linux\r\n  * Matplotlib version: master, as far back as 2.0 at least\r\n  * Matplotlib backend (`print(matplotlib.get_backend())`): agg\r\n  * Python version: 37\r\n  * Jupyter version (if applicable):\r\n  * Other libraries: \r\n\r\n\u003c!--Please tell us how you installed matplotlib and python e.g., from source, pip, conda--\u003e\r\n\u003c!--If you installed from conda, please specify which channel you used if not the default--\u003e\r\n\r\n","author":{"url":"https://github.com/anntzer","@type":"Person","name":"anntzer"},"datePublished":"2019-09-25T00:20:00.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":5},"url":"https://github.com/15338/matplotlib/issues/15338"}