c++ Programming Glossary: nan

How to parse space-separated floats in C++ quickly?

http://stackoverflow.com/questions/17465061/how-to-parse-space-separated-floats-in-c-quickly

http://stackoverflow.com/questions/2219244/dealing-with-floating-point-exceptions

cannot be returned like for sqrt or 0 0 returning a quiet NaN. Is it that when any type of above exceptions happens the program..

Usefulness of signaling NaN?

http://stackoverflow.com/questions/2247447/usefulness-of-signaling-nan

of signaling NaN I've recently read up quite a bit on IEEE 754 and the x87 architecture... IEEE 754 and the x87 architecture. I was thinking of using NaN as a missing value in some numeric calculation code I'm working.. code I'm working on and I was hoping that using signaling NaN would allow me to catch a floating point exception in the cases..

Using NaN in C++?

http://stackoverflow.com/questions/235386/using-nan-in-c

NaN in C What's the best way to use NaNs in C I found std numeric_limits.. NaN in C What's the best way to use NaNs in C I found std numeric_limits double quiet_NaN and std numeric_limits.. to use NaNs in C I found std numeric_limits double quiet_NaN and std numeric_limits double signaling_NaN . I'd like to use..

Printing double without losing precision

http://stackoverflow.com/questions/4738768/printing-double-without-losing-precision

stream return precise float stream Next. How do we handle NaN Inf c floating point iostream share improve this question..

Checking if a double (or float) is nan in C++

http://stackoverflow.com/questions/570669/checking-if-a-double-or-float-is-nan-in-c

improve this question According to the IEEE standard NaN values have the odd property that comparisons involving them.. false. That is for a float f f f will be true only if f is NaN. Note that as some comments below have pointed out not all compilers..

Is it possible to read infinity or NaN values using input streams?

http://stackoverflow.com/questions/11420263/is-it-possible-to-read-infinity-or-nan-values-using-input-streams

solution on ideone. It also includes paring for Inf and nan some possible variations to those keywords that may come from.. std endl The output of the above snippet on my system is 1 nan inf inf nan 1.2 Edit Adding a iomanip like helper class. A double_imanip.. output of the above snippet on my system is 1 nan inf inf nan 1.2 Edit Adding a iomanip like helper class. A double_imanip..

why (0+0i)^{0} == (nan, nan) in c++

http://stackoverflow.com/questions/17367415/why-00i0-nan-nan-in-c

0 0i ^ 0 nan nan in c take a look at the code blew #include complex #include.. 0 0i ^ 0 nan nan in c take a look at the code blew #include complex #include.. double 0 0 double 0 n return 0 g 4.8.1 gives an output of nan nan nan nan while clang 3.3 gives an out put of nan nan nan..

Using NaN in C++?

http://stackoverflow.com/questions/235386/using-nan-in-c

a floating point exception when used c floating point nan share improve this question After looking into this some..

Negative NaN is not a NaN?

http://stackoverflow.com/questions/3596622/negative-nan-is-not-a-nan

tests check for the result of a NaN. I tried using std isnan but the assert failes Assertion `std isnan x ' failed. After.. using std isnan but the assert failes Assertion `std isnan x ' failed. After printing the value of x it turned out it's.. printing the value of x it turned out it's negative NaN nan which is totally acceptable in my case. After trying to use..

Can an integer be NaN in C++?

http://stackoverflow.com/questions/3949457/can-an-integer-be-nan-in-c

NaN If yes then how can I check if an int is NaN or not c nan share improve this question No NaN is a floating point value...

Checking if a double (or float) is nan in C++

http://stackoverflow.com/questions/570669/checking-if-a-double-or-float-is-nan-in-c

if a double or float is nan in C is there an isnan function p.s. I'm in mingw if that makes.. if a double or float is nan in C is there an isnan function p.s. I'm in mingw if that makes a difference UPDATE.. Thanks for the responses I had this solved by using isnan form math.h which doesn't exist in cmath which I was #include..

Optimizations for pow() with const non-integer exponent?

http://stackoverflow.com/questions/6475373/optimizations-for-pow-with-const-non-integer-exponent

avg 0.0371122 to 4.65878e 15 error max 0.123609 avg nan avg nan to 1.16469e 16 14 insn x^12 5 Domain from 1.42795e 19.. 0.0371122 to 4.65878e 15 error max 0.123609 avg nan avg nan to 1.16469e 16 14 insn x^12 5 Domain from 1.42795e 19 error.. 14 insn x^12 5 Domain from 1.42795e 19 error max inf avg nan avg nan to 9.35823e 15 error max 0.000936462 avg 2.0202e 05..