how to show $*$ gives a binary operation
13906
How to prove the set $S$ is closed under the binary operation $a*b=a+b+kab$?
14203
Finding the creation/annihilation operators
96838
Is the behaviour of .* to include . and .. defined in LSB or POSIX or some other specification?
5149
Show $\binom{a}{b}\binom{b}{c}=\binom{a}{a-c}\binom{a-c}{a-b}$
11423
Understand the meaning of `$_`
57332
!! c operator, is a two NOT?
3494
What does ** (double star/asterisk) and * (star/asterisk) do for parameters?
101854
What is the difference between $@ and $* in shell scripts?
26262
Is there an easy way to see associativity or non-associativity from an operation's table?
18722
Should I use $* or $@?
15283
What are bitwise operators?
94766
How does double arrow (=>) operator work in Perl?
77282
Why 0 ** 0 equals 1 in python
87279
order of evaluation of operands
142511
How do I convert a binary string to hex using C?
5153
Floating Point to Binary Value(C++)
64015
What does the star and doublestar operator mean in a function call?