Greek letter version of $U$?
348
How to look up a symbol or identify a letter from a math alphabet or other character?
132219
How can I get this symbol without using bbold?
110482
Explicit space character?
103698
How to use greek letters in pgf-umlsd (or generally terms starting with \)
43969
Unicode in the equations: pros and cons
17169
How to: The ~ operator?
124903
How to put a \urcorner around some symbol?
83481
How to write 1, 2, ... as a subscript to a letter?
106264
Trigonometric notation with Initial capital Letter and Italic
58239
Symbols for left and right limits
57131
Unicode identifiers in Python?
118145
Mathematical symbol for disjoint set union
146892
Blackboard bold variants for Greek letters
134582
Recognize this letter
153770
How to type NOT \delta and NOT \ll
151633
How to type a circumflex over a greek letter in text mode?
69292
What is $ sign in Mathematica?