Dec 18, 2009 · There is no compiler independent way of doing this, as neither the C (nor the C++) standards say that the floating point math types must support NAN or INF. Edit: I just checked …

Dec 31, 2011 · I have an int a that needs to be equal to "infinity". This means that if int b = anyValue; a>b is always true. Is there any feature of C++ that could make this possible?

Aug 30, 2014 · WRT initialization: in C and many other languages, a variable is just a memory location of the appropriate size. If the variable is not initialized, the variable simply contains the …

Sep 15, 2015 · inf is a special floating point value, arising, for example, from division over zero. The latter indeed happens in your program: when n reaches zero, your loop still continues and …

Mar 22, 2016 · EDIT: Since you don't want to use (or cannot use) <math.h>, you could use other properties of nan and inf to classify your numers: nan compares false to all numbers, including …

Sep 12, 2018 · i made weight directed graph, just like this. 6 0 3 4 infinity infinity infinity infinity 0 infinity 7 infinity infinity infinity 3 0 5 11 infinity infinity infinity infinity 0 6 3 infinity infinity infinity …

When I pass 0 and 0 as arguments, it outputs dRes = inf. But I was expecting dRes = NaN or something like that. Is NaN representable in double variables? For that matter, any variable? …

Debugging 1.#IND, 1.#INF, nan, and inf. If your operation would generate a larger positive number than could be stored in a double, the operation will return 1.#INF on Windows or inf on …

Jun 4, 2011 · There is an actual way to create infinity and negative infinity. Based on the IEEE 754 standard, which C89 follows, infinity is defined as a floating point number containing all …

Jul 21, 2018 · Stack Exchange Network. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for …