When the game is running, code that is unsafe to write is prone to Nan exceptions. Once Nan appears the entire game does not collapse also necrosis, the game is to be directly beat back the rhythm, is a development and testing personnel each have to
This paper summarizes the meaning, generation and judging methods of Nan and INF in C language. Nan in the C language means not a number, which is equivalent to #IND: indeterminate (Windows) generates:An undefined operation was performed on a
I often get Nan in as3, but I always think that C ++ is of a weak type. I only need the memory. In addition, I usually have a lot of dealings with uint32,
Today, we will step on the trap. A crash is generated when the value is-Nan (0x400000.
1, i = = i + 1A number never equals its own plus 1? Java enforcement requires the use of IEEE 754 floating-point arithmetic operations [IEEE 754], which allows you to represent infinity with a double or float. As we learned in school, Infinity plus 1
5.2 infinity and Nan
IEEE 754 floating point numbers can represent positive or negative infinity, andNan(Not a number ). these three values arise from calculations whose result is undefined or cannot be represented accurately. you can also
NAN and INFINITY in java, javaNANINFINITY
Java floating point operations have two special cases: NAN and INFINITY.
1. INFINITY:
In floating-point calculation, sometimes we encounter a division of 0. How does java solve this problem?
We know that in
Infinity and Nan ProblemsYou want to create or test floating-point numbers with positive infinity, negative infinity, or Nan (not a number).Solution SolutionsPython does not have a special syntax to represent these special floating-point values, but
Float basic data type float's wrapper class float type object contains a float type of fieldIntroduction to Properties
The number of bits used to represent the float value in twos complement form
public static final int SIZE = 32;
Nan is a constant value, indicating that an object is not a quantity. However, this value can only exist in values of double and float floating point variables.
The following is a reprinted Article, which is probably sufficient to illustrate this
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