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https://leanprover-community.github.io/meet.html https://leanprover-community.github.io/meet.html https://artofproblemsolving.com/community https://artofproble
by user070223 2y ago
https://leanprover-community.github.io/meet.html https://leanprover-community.github.io/meet.html
https://artofproblemsolving.com/community https://artofproblemsolving.com/community
https://math.stackexchange.com/ https://math.stackexchange.com/
https://mathoverflow.net/ https://mathoverflow.net/
- jansan 2y agoNote that math.stackexchange.com and mathoverflow.net have different audiences. On math.stackexchange.com mortals like me can ask math related questions, while mathoverflow.net is targeted at people doing research level math.