Top network posts

• 44 In plain language, what's the significance of a field?
• 42 In plain language, what's the difference between two things that are 'equivalent', 'equal', and 'identical'?
• 39 Why do proof authors use natural language sentences to write proofs?
• 34 May I treat units (e.g. joules, grams, etc.) in equations as variables?
• 29 Why is acceleration expressed as m/s/s?
• 27 If I don't know whether a staff member has a PhD, should I address her as Dr. in my emails?
• 25 Why can there not be more than one sigma bond in a set of bonds?
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