What is the math behind ^^+ being replaced by k?
20701
The ^^ notation in various engines
57348
What is the difference between the dot (.) operator and -> in C++?
38808
++someVariable vs. someVariable++ in JavaScript
109864
What does it mean to have a lone plus sign in the exponent/superscript (Modified Weiszfeld algorithm)
153593
When and why did ^ and $ take on their meanings of "beginning of line" and "end of line?"
6276
Difference between \xx{} and \mathxx{}?
69299
Why do these two multiplication operations give different results?
94785
What are :+ and &:+ in Ruby?
27742
What does "${-#*i}" != "$-" mean?
67410
Why does this expected value simplify as shown?
99610
The difference between += and =+
122786
C: The Math Behind Negatives and Remainder
35932
Java: Prefix/postfix of increment/decrement operators?
5567
What is the difference between ++i and i++?
24068
Plus-minus sign in the continued fraction
91933
Evaluate $\sum_{k=1}^nk\cdot k!$
69943
why is ${n+1\choose k} = {n\choose k} + {n\choose k-1}$?