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13 votes

Restoring Bill Thurston's figures in an answer

I have reproduced two more figures for which the Mathematica code was given [(1) and (2)], and I have written to Dropbox Support, to inquire if they can restore the broken links. [Most likely the ...
12 votes

Restoring Bill Thurston's figures in an answer

I couldn't find the images, but the Mathematica notebook he posted still seems to be accessible via the Wayback Machine! I've put a copy temporarily at If someone wants ...
12 votes

"[error] I'm a teapot" when trying to add a picture

The "teapot" error is one of the various responses we return if something looks very suspicious at the http/form level - most likely because of an XSRF check failure. On mathoverflow, this is usually ...
11 votes

How to include diagrams in MO?

This MathJax tutorial contains instructions for commutative diagrams. That should be enough for basic drawings of this type. You might also want to check out the MO FAQ post Best way to post graphics ...
6 votes

How do I add captions to inserted figures

One way to approximate a figure caption is to add this immediately after your image: ...
4 votes

Why don't images show up in a post?

This may be a bug caused by the recent migration to CommonMark, and indeed it seems to be related to the large amount of HTML (I've encountered similar issues while trying to fix broken images across ...
  • 2,715
3 votes

Illustrating posts of others

Another suggestion, in case you have qualms editing forcibly OP's post : wouldn't it be easier to make your illustration answer community wiki ? This seems like a good way to avoid unintended ...
  • 902
3 votes

Why does this figure do not appear?

It is difficult to give some advice since it is not clear what went wrong. The OP has confirmed in the meantime that now the images are visible in the post. As you can see in the revision history, all ...
3 votes

Apologies re image links update => bumping

This is not an answer to Joseph O'Rourke's question, but rather an apology of my own, along the same lines: Many of my old posts used images that I hosted at Photobucket, and they have now have ...
  • 13.3k
2 votes

Is it allowed to use images for pasting math formula?

I stumbled upon this post on Meta Stack Exchange, where various reasons why typing the math formula is preferred over including images: Why are images of text, code and mathematical expressions ...

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