What does the symbol $\ll$ mean?
130520
Much less than, what does that mean?
34562
What does each part of the `ls -la` output mean?
26530
What does the big intersection or union sign of a set mean?
58239
Symbols for left and right limits
133473
What does \z@ do?
55375
What is the $ symbol used for in JavaScript
81650
What do the pieces of LaTeX, \left and \right, respectively mean?
57420
What does limit notation with an underline or an overline mean?
111595
What does this sign exactly mean? |=
11423
Understand the meaning of `$_`
103008
What does !$ mean?
112023
What is this '°͌͌͌͌͌͌͌͌͌͌͌͌͌͌͌͌͌͌͌͌͌͌͌͌͌' strange character?
112100
What is the meaning of "$" sign in JavaScript
119974
What does << mean in Java?
62024
Notation: What does the tilde below of the expectation mean?
13111
What does this $\asymp$ symbol mean? (subject: analytic number theory)
25511
I get weird > symbols in my output — what does it mean?