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  1. Is $0$ a natural number? - Mathematics Stack Exchange

    Inclusion of $0$ in the natural numbers is a definition for them that first occurred in the 19th century. The Peano Axioms for natural numbers take $0$ to be one though, so if you are working with these …

  2. factorial - Why does 0! = 1? - Mathematics Stack Exchange

    Why does 0! = 1 0! = 1? All I know of factorial is that x! x! is equal to the product of all the numbers that come before it. The product of 0 and anything is 0 0, and seems like it would be reasonable to …

  3. Is 0.0.0.0 a valid IP address? - Stack Overflow

    Sep 7, 2010 · Is 0.0.0.0 a valid IP address? I want my program to be able to store it as an indication that no address is in use, but this won't work if it's actually valid.

  4. The ASCII value of '\\0' is same as ASCII value of 0?

    Jun 2, 2016 · The first two of these are the same thing; they just represent an int with value 0. '0', however, is different, and represents an int with the value of the '0' character, which is 48.

  5. What is the difference between NULL, '\0' and 0? - Stack Overflow

    This 0 is then referred to as a null pointer constant. The C standard defines that 0 cast to the type void * is both a null pointer and a null pointer constant. Additionally, to help readability, the macro NULL is …

  6. Why is 0 factorial equal to 1? Is there any pure basic mathematical ...

    Feb 6, 2021 · I just got a question while reading permutation. Why 0 is factorial equal to 1?

  7. What does 0.0.0.0/0 and ::/0 mean? - Stack Overflow

    May 29, 2017 · 0.0.0.0 means that any IP either from a local system or from anywhere on the internet can access. It is everything else other than what is already specified in routing table.

  8. c++ - What does '\0' mean? - Stack Overflow

    11 \0 is the NULL character, you can find it in your ASCII table, it has the value 0. It is used to determinate the end of C-style strings. However, C++ class std::string stores its size as an integer, …

  9. complex analysis - What is $0^ {i}$? - Mathematics Stack Exchange

    Jan 12, 2015 · 0i = 0 0 i = 0 is a good choice, and maybe the only choice that makes concrete sense, since it follows the convention 0x = 0 0 x = 0. On the other hand, 0−1 = 0 0 1 = 0 is clearly false (well, …

  10. algebra precalculus - Zero to the zero power – is $0^0=1 ...

    As for the simplified versions of the above laws, the same can be said for 00 =0 0 0 = 0, so this cannot be a justification for defining 00 =1 0 0 = 1. 00 0 0 is ambiguous in the same way that the number x x …