infinity

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Infinity in Fortran

What is the safest way to set a variable to +Infinity in Fortran? At the moment I am using: program test[详细]

2023-02-11 05:06 分类：问答
System.ArithmeticException not thrown in F#

Consider the following code let a = 5. / 0. let b = sin a let c = sqrt(-5.) It produces both Infinity and NaN. In both cases I want to have an exception thrown (for debuging purposes).[详细]

2023-02-06 04:47 分类：问答
How do I check if a number evaluates to infinity?

I have a series of Javascript calculations that (only under IE) show Infinity depending on user choices.[详细]

2023-02-05 02:37 分类：问答
When do we need to use float.PositiveInfinity and float.NegativeInfinity?

When do we need to use the Infinity valu开发者_高级运维es, kindly add a real-world sample if available.For example, negative infinity is a natural maximum value of an empty list. With this, you have:[详细]

2023-01-26 08:55 分类：问答
What is the best way to check for infinity in a Perl module?

In one of my modules, I have to deal with the concept of infinity.To date, I have been using 9**9**9 as positive infinity, and this seems to work well, is fast, and seems to be what perl\'s internals[详细]

2023-01-18 21:10 分类：问答
Infinity Loop and user input as the termination

I have my code and it does go run to infinity. What I want is that if on开发者_开发技巧 the unix command window if the user inputs a ctrl C, I want the program to finish the current loop it in and the[详细]

2023-01-11 04:43 分类：问答
C and Infinity Size Variable

How variable beyond \"unsigned long long\" size is represented in C or any programming language. Is 开发者_如何转开发there are variable type to represent Infinity? See: Floating point InfinityBoth flo[详细]

2023-01-10 05:37 分类：问答
Why does the use of integer variables throw an exception?

I have come across with the following two codes. Wh开发者_开发知识库y does it not throw an exception for floating point where as in other case it will throw a runtime exception.[详细]

2023-01-09 22:56 分类：问答
C++ double division by 0.0 versus DBL_MIN

When finding the inverse square root of a double, is it better to clamp invalid non-positive inputs at 0.0 or MIN_DBL? (In my example below doubleb may end up being negative due to floating point roun[详细]

2023-01-01 10:06 分类：问答
Infinity in MSVC++

I\'m using MSVC++, and I want to use the special value INFINITY in my code. What\'s the byte patt开发者_JS百科ern or constant to use in MSVC++ for infinity?[详细]

2022-12-25 13:20 分类：问答