When notating a mean, does the bar extend over a subscript as well? Which of these is correct?
$$\bar S_T$$
or
$$\overline {S_T}$$
2026-04-01 14:06:03.1775052363
Proper notation of average with a subscript
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After going through some textbooks, I've consistently found that the first notation $\bar S_T$ is the correct one to use.