mathstodon.xyz is one of the many independent Mastodon servers you can use to participate in the fediverse.
A Mastodon instance for maths people. We have LaTeX rendering in the web interface!

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Overlapping circles on the exterior of the Library of Birmingham, England
Info about the building at en.wikipedia.org/wiki/Library_of_Birmingham. The predecessor building was demolished: en.wikipedia.org/wiki/Birmingham_Central_Library

foldworks

@11011110 Thanks, some people say that the closer you are, the better the building looks...