rational-numbers

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Why do Haskell numerical literals need to start and end with digits?

In The Haskell 98 Report it\'s said that A floating literal must contain digits both before and after the decimal point; this ensures that a decimal point cannot be mistaken for another use of the d[详细]

2023-04-10 03:26 分类：问答
How to parse a decimal fraction into Rational in Haskell?

I\'ve been participating in a programming contest and one of the problems\' input data included a fractional number in a decimal format: 0.75 is one example.[详细]

2023-03-28 13:22 分类：问答
simplifying fractions in Java

My task is to develop a rational class. If 500 and 1000 are my inputs, then (½) must be my output. I have written a program on my own to find it.[详细]

2023-03-18 16:43 分类：问答
finding a rational number with a property

I have to write a program to find a rational number that has a property. I wrote the code to check the property, but now I don\'t know how to check开发者_运维技巧 all rational numbers. I tried with[详细]

2023-03-13 12:54 分类：问答
Do any other languages have builtin rational types like scheme?

I haven\'t heard of any, most languages seem to just have division of ints round or be a floating point numb开发者_运维知识库er. Was it found to be a problem in scheme and so not used in other languag[详细]

2023-03-12 18:00 分类：问答
Rational numbers in Verilog

I need to use ra开发者_高级运维tional numbers in my Verilog code. I looked for any resource but I couldn\'t find anything about this issue. How can I define rational numbers in Verilog.Verilog has a r[详细]

2023-03-06 01:36 分类：问答
How do you represent fraction in F# without the loss of precision?

What is best way to represent fractions in F#? Haskell and Rack开发者_StackOverflowet have convinient way to represent ratios. Is there a data type in F# to represent ratios?You can use the F# Powerpa[详细]

2023-02-17 13:23 分类：问答
C++ program with a self-designed class for rational numbers pairs not working as expected

I have a problem with the code below. It is not performing any function now... neither add nor subtract nor divison nor multiplication.[详细]

2023-01-27 08:04 分类：问答
Haskell Text.Json package can read but not write Rationals?

When I try to d开发者_运维知识库ecode a JSON file with a floating point number, the Text.JSON package gives me the number as a JSRational. So, I can do a readJSON on a JSRational. However, I can\'t wr[详细]

2023-01-10 09:33 分类：问答
How about defining a class but not make any instance of it?

I am learning some COM code and the following code puzzled me. STDMETHODIMP _(ULONG) ComCar::Release()[详细]

2022-12-21 05:31 分类：问答