According to this $0!$ Should be not defined, but why it is not?
106380
What is $n!$ when $n=0$?
36537
do { ... } while (0) — what is it good for?
42605
Is there a technical reason to use > (<) instead of != when incrementing by 1 in a 'for' loop?
78247
is it even possible to add a 0 in java with terny operators?
19006
Why isn't the gamma function defined so that $\Gamma(n) = n! $?
66357
What does the function declaration "sub function($$)" mean?
151007
Clarification about "int" number that begins with 0
39485
Why does ('0' ? 'a' : 'b') behave different than ('0' == true ? 'a' : 'b')
74122
$ 2.28319 = 0 $ !? - How do I spot the mistake?
57386
Why don't C++ compilers define operator== and operator!=?
125283
What is %0|%0 and how does it work?
33705
Is $0$ a natural number?
29739
How can $\frac{x^3-4x^2+4x}{x^2-4}$ be both $0$ and "undefined" when $x = 2$?
5679
Why is $2\pi i \neq 0?$
34563
Why does PHP consider 0 to be equal to a string?
27742
What does "${-#*i}" != "$-" mean?
31767
How #define work? Strange result for CUBE(y) y*(y*y)