reference.wolfram.com

挂号的

网站截图

页面分析更新日期: 2026/02/25 13:40:48

上次 Whois 更新日期: 2026/02/25 13:26:40

域名状态

挂号的

付款至

01.02.2027

可从

03.03.2027

搜索引擎优化得分

66.44%

取得的分数

146

最高分

主要信息

ℹ️

标题: Wolfram Language & System Documentation Center

描述: Comprehensive documentation for Mathematica and the Wolfram Language. Details and examples for functions, symbols, and workflows. Organized by functionality and usage.

关键词: empty

页面编码: utf-8 正文和服务器字符集不同！

页面文件大小: 281 KB

服务器信息

🖥️

IP: 140.177.52.200

地点: United States,US,Mattoon,61938,39.4796,-88.3755,America/Chicago

HTTP服务器: generic web server

编码: iso-8859-1

元标签列表

🏷️

equiv: x-ua-compatible content: ie=edge
name: viewport content: width=device-width, initial-scale=1
charset: utf-8
property: og:image content: https://reference.wolfram.com/share.png
property: og:type content: website
name: twitter:card content: summary_large_image
name: twitter:site content: @WolframResearch
name: twitter:image:src content: https://reference.wolfram.com/share.png
name: description content: Comprehensive documentation for Mathematica and the Wolfram Language. Details and examples for functions, symbols, and workflows. Organized by functionality and usage.

内部链接

🔗

外部链接

🌐

查询信息

📄

domain_name: wolfram.com

update_date: 2026-01-09T21:36:19Z

update_time: 1767994579

creation_date: 1996-01-31T05:00:00Z

creation_time: 823064400

expiration_date: 2027-02-01T05:00:00Z

Whois 原始数据

📋

            Domain Name: WOLFRAM.COM
Registrar: GoDaddy Corporate Domains, LLC
Domain Status: client transfer prohibited
Creation Date: 1996-01-31T05:00:00Z
Registry Expiry Date: 2027-02-01T05:00:00Z
Updated Date: 2026-01-09T21:36:19Z
Name Server: WRI-DNS2.WOLFRAM.COM
Name Server: WRI-DNS3.WOLFRAM.COM
REGISTRAR Contact: GoDaddy Corporate Domains, LLC
>>> Last update of RDAP database: 2026-02-25T13:26:40Z

Robots.txt

🤖

			User-agent: *
Disallow: /searchsystem.html
Disallow: /legacy/
Disallow: /cloudplatform/
Sitemap: https://reference.wolfram.com/language/sitemap.xml
Sitemap: https://reference.wolfram.com/system-modeler/sitemap.xml
Sitemap: https://reference.wolfram.com/language/WolframClientForPython/sitemap.xml
Sitemap: https://reference.wolfram.com/language/WolframNotebookEmbedder/sitemap.xml

搜索引擎优化审核

🔍

技术搜索引擎优化

✓

响应码

200

状态 200 正常 - 页面加载正确。

字符编码

Page: utf-8, Header: iso-8859-1

HTML 和 HTTP 标头之间的字符编码不匹配。

✓

页面尺寸

288617 bytes

页面大小可以接受快速加载。

资源

61 total

资源太多了。优化和组合文件以获得更好的性能。

✓

赫尔夫朗标签

0 hreflang tags

如果您有多语言内容，请添加 hreflang 标签。

✓

Robots.txt

Exists

找到 Robots.txt 文件。

✓

Sitemap

Declared in robots.txt

在 robots.txt 中声明的站点地图。

✓

HTTPS

Yes

已启用安全 HTTPS 连接。

压缩

Not detected

启用 gzip 或 zstd 压缩以减小文件大小。

缓存

Not set

添加缓存控制标头以提高回访者的加载速度。

✓

页面速度

6.95 ms

出色的加载速度。

页面搜索引擎优化

✓

标题

Wolfram Language & System Documentation Center

良好的标题长度（30-60 个字符）。

元描述

Comprehensive documentation for Mathematica and the Wolfram Language. Details and examples for functions, symbols, and workflows. Organized by functionality and usage. Lenght:167

元描述太长。减少到 100-160 个字符。

✓

H1 标题

1 found - "WOLFRAM"

好 - 找到单个 H1 标题。

字数统计

176

内容很短。为了更好的 SEO，目标是至少 500 个单词。

规范标签

添加规范标签以防止重复内容问题。

✓

重复元

[]

未找到重复的元标记。

✓

关键词

empty

元关键字集（注：主要搜索引擎不使用）。

内容和用户体验

✓

语言

语言属性设置正确。

✓

图片

0 total, 0 missing ALT

所有图像都有正确的 ALT 文本。

✓

视口

width=device-width, initial-scale=1

为移动设备正确设置视口元标记。

打开图

Missing: og:title, og:description, og:url

添加缺少的 OpenGraph 标签以进行社交媒体共享：og:title, og:description, og:url

✓

结构化数据

1 JSON-LD scripts

找到结构化数据 (JSON-LD)。

职位于 Google

搜索短语 - Google

🔍

位置	短语	页	片段
5	find path	/language/ref/FindPath.html	FindPath - Wolfram Language Documentation FindPath [g, s, t] finds a path between vertex s and vertex t in the graph g. FindPath [g, s, t, k] finds a path of length at most k between vertex s and ...
5	y x b x c	/language/tutorial/NumericalNonlinearGlobalOptimizationExamples.html	Numerical Nonlinear Global Optimization Examples Here is one way to get multiple minima: call NMinimize multiple times with different random seeds, which will cause different optimization paths to be taken.
6	solve	/language/ref/solve.html	Solve: Find a solution to an equation—Wolfram Documentation Solve[expr, vars ] attempts to solve the system expr of equations or inequalities for the variables vars. Solve[expr, vars, dom] solves over the domain dom.
7	c form	/language/ref/CForm.html	CForm - Wolfram Language Documentation CForm[expr]. prints as a C language version of expr . Details. Standard arithmetic functions and certain control structures are translated.
8	sqrt	/language/ref/Sqrt	Sqrt: Get the square root of an expression—Wolfram ... Mathematical function, suitable for both symbolic and numerical manipulation. can be entered using or ∖(∖@z∖). Sqrt [z] is converted to .
8	e number	/language/ref/E.html	E: Euler's number (base of the natural logarithm) E is the symbol representing the base of the natural logarithm Log . It is also known as Euler's number and can be input as \[ExponentialE].
9(+2)	filetype	/language/ref/FileType.html	FileType - Wolfram Language Documentation FileType["file"]. gives the type of a file , typically File, Directory or None. Details. FileType returns None if the file specified does not exist.
10	rectangle	/language/ref/rectangle.html	Rectangle - Wolfram Language Documentation Details and Options · Rectangle can be used as a geometric region and a graphics primitive . · Rectangle represents the region . · Rectangle[] is equivalent to ...
12	y 2 3d	/language/ref/plot3d.html	Plot3D: Plot a Function in 3D—Wolfram Documentation Plot3D[f, {x, xmin, xmax}, {y, ymin, ymax }] generates a three-dimensional plot of f as a function of x and y. Plot3D[{f1, f2, ...}, {x, xmin, xmax}, {y, ...
13	wav file	/language/ref/format/wav.html	WAV - Wolfram Language Documentation WAV is a Microsoft audio format used for audio storage and interchange, typically storing uncompressed PCM data, and supports various codecs.

职位于 Yandex

搜索短语 - Yandex

🔍

位置	短语	页	片段
33	plot	/
44	geotiff	/

附加服务

💎

reference.wolfram.com