Physics
Q&A for active researchers, academics and students of physics
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MathOverflow
Q&A for professional mathematicians
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Quantitative Finance
Q&A for finance professionals and academics
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Mathematics
Q&A for people studying math at any level and professionals in related fields
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Home Improvement
Q&A for contractors and serious DIYers
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Chemistry
Q&A for scientists, academics, teachers, and students in the field of chemistry
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Ask Ubuntu
Q&A for Ubuntu users and developers
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