constants-float64-max-nth-double-factorial
Maximum nth double factorial when stored in double-precision floating-point format.
https://github.com/feiyingjun/constants-float64-max-nth-double-factorial
Science Score: 44.0%
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Low similarity (13.5%) to scientific vocabulary
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Repository
Maximum nth double factorial when stored in double-precision floating-point format.
Basic Info
- Host: GitHub
- Owner: feiyingjun
- License: apache-2.0
- Language: JavaScript
- Default Branch: main
- Size: 43.9 KB
Statistics
- Stars: 0
- Watchers: 1
- Forks: 0
- Open Issues: 0
- Releases: 1
Topics
Metadata Files
README.md
Constants for Maximum nth Double Factorial in Double-Precision Floating-Point Format 🎉
Welcome to the constants-float64-max-nth-double-factorial repository! This project provides a constant value representing the maximum nth double factorial that can be stored in double-precision floating-point format.
Table of Contents
Introduction
The double factorial of a non-negative integer ( n ) is the product of all the integers from ( n ) down to 1 that have the same parity as ( n ). For example, the double factorial of 6 is ( 6 \times 4 \times 2 = 48 ), and the double factorial of 5 is ( 5 \times 3 \times 1 = 15 ).
This repository focuses on the maximum value of the nth double factorial that can be represented in a double-precision floating-point format, adhering to the IEEE 754 standard. This value is crucial for applications in scientific computing, numerical analysis, and statistical modeling.
Installation
To get started with this project, you can download the latest release from our Releases page. Make sure to execute the downloaded file according to the instructions provided.
Prerequisites
- Node.js installed on your machine.
- Basic understanding of JavaScript.
Usage
Once you have installed the necessary files, you can utilize the constant in your JavaScript code. Here’s a simple example:
```javascript const maxNthDoubleFactorial = require('constants-float64-max-nth-double-factorial');
console.log(The maximum nth double factorial is: ${maxNthDoubleFactorial});
```
This will log the maximum value of the nth double factorial to the console.
Example Calculation
To demonstrate how to calculate a double factorial, consider the following function:
```javascript function doubleFactorial(n) { if (n < 0) return undefined; // Not defined for negative numbers if (n === 0 || n === 1) return 1; // Base case return n * doubleFactorial(n - 2); // Recursive call }
console.log(doubleFactorial(6)); // Outputs: 48 console.log(doubleFactorial(5)); // Outputs: 15 ```
This function recursively calculates the double factorial for a given integer ( n ).
Contributing
We welcome contributions to this project! If you want to contribute, please follow these steps:
- Fork the repository.
- Create a new branch (
git checkout -b feature/YourFeature). - Make your changes.
- Commit your changes (
git commit -m 'Add some feature'). - Push to the branch (
git push origin feature/YourFeature). - Open a Pull Request.
Please ensure that your code adheres to our coding standards and includes tests where applicable.
License
This project is licensed under the MIT License. See the LICENSE file for details.
Support
If you encounter any issues or have questions, please check the Releases section for updates. You can also open an issue in the repository for assistance.
Conclusion
Thank you for visiting the constants-float64-max-nth-double-factorial repository! We hope you find this constant useful in your projects. For more information and updates, feel free to explore the Releases page.
Stay curious and keep coding! 🚀
Owner
- Login: feiyingjun
- Kind: user
- Repositories: 1
- Profile: https://github.com/feiyingjun
Citation (CITATION.cff)
cff-version: 1.2.0
title: stdlib
message: >-
If you use this software, please cite it using the
metadata from this file.
type: software
authors:
- name: The Stdlib Authors
url: https://github.com/stdlib-js/stdlib/graphs/contributors
repository-code: https://github.com/stdlib-js/stdlib
url: https://stdlib.io
abstract: |
Standard library for JavaScript and Node.js.
keywords:
- JavaScript
- Node.js
- TypeScript
- standard library
- scientific computing
- numerical computing
- statistical computing
license: Apache-2.0 AND BSL-1.0
date-released: 2016
GitHub Events
Total
- Release event: 1
- Push event: 750
- Create event: 3
Last Year
- Release event: 1
- Push event: 750
- Create event: 3
Dependencies
- istanbul ^0.4.1 development
- tap-min git+https://github.com/Planeshifter/tap-min.git development
- tape git+https://github.com/kgryte/tape.git#fix/globby development
- @stdlib/utils-library-manifest ^0.2.2