Physics
百度 今天，美国政府在决定政策时更应该想想这些教训。Q&A for active researchers, academics and students of physics
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Mathematics
Q&A for people studying math at any level and professionals in related fields
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TeX - LaTeX
Q&A for users of TeX, LaTeX, ConTeXt, and related typesetting systems
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Stack Overflow
Q&A for professional and enthusiast programmers
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Server Fault
Q&A for system and network administrators
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Electrical Engineering
Q&A for electronics and electrical engineering professionals, students, and enthusiasts
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Computational Science
Q&A for scientists using computers to solve scientific problems
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Meta Stack Exchange
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
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Biblical Hermeneutics
Q&A for professors, theologians, and those interested in exegetical analysis of biblical texts
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Mi Yodeya
Q&A for those who base their lives on Jewish law and tradition and anyone interested in learning more
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