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mathstools.com screenshot

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

mathstools.com

The Simplex Algorithm & Linear programming

Page Load Speed

4.8 sec in total

First Response

310 ms

Resources Loaded

4 sec

Page Rendered

514 ms

mathstools.com screenshot

About Website

Click here to check amazing Mathstools content for United States. Otherwise, check out these important facts you probably never knew about mathstools.com

The simplex algorithm is the main method in linear programming.

Visit mathstools.com

Key Findings

We analyzed Mathstools.com page load time and found that the first response time was 310 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

mathstools.com performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value5.9 s

14/100

25%

SI (Speed Index)

Value7.7 s

24/100

10%

TBT (Total Blocking Time)

Value2,590 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.054

98/100

15%

TTI (Time to Interactive)

Value16.3 s

5/100

10%

Network Requests Diagram

mathstools.com

310 ms

www.mathstools.com

946 ms

ext-all.css

176 ms

public.css

244 ms

addthis_widget.js

36 ms

Our browser made a total of 86 requests to load all elements on the main page. We found that 38% of them (33 requests) were addressed to the original Mathstools.com, 12% (10 requests) were made to Tpc.googlesyndication.com and 8% (7 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (946 ms) belongs to the original domain Mathstools.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 868.7 kB (42%)

Content Size

2.1 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Mathstools.com main page is 2.1 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 246.3 kB

  • Original 282.1 kB
  • After minification 271.8 kB
  • After compression 35.8 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 246.3 kB or 87% of the original size.

Image Optimization

-31%

Potential reduce by 142.7 kB

  • Original 453.4 kB
  • After minification 310.7 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Mathstools needs image optimization as it can save up to 142.7 kB or 31% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-37%

Potential reduce by 473.8 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 793.3 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 473.8 kB or 37% of the original size.

CSS Optimization

-12%

Potential reduce by 5.9 kB

  • Original 50.9 kB
  • After minification 50.9 kB
  • After compression 45.0 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Mathstools.com needs all CSS files to be minified and compressed as it can save up to 5.9 kB or 12% of the original size.

Requests Breakdown

Number of requests can be reduced by 45 (60%)

Requests Now

75

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mathstools. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

mathstools.com

mathstools.com

310 ms

www.mathstools.com

www.mathstools.com

946 ms

ext-all.css

ext-all.css

176 ms

public.css

public.css

244 ms

addthis_widget.js

addthis_widget.js

36 ms

jquery-ui.css

jquery-ui.css

19 ms

jquery-1.7.2.js

jquery-1.7.2.js

29 ms

jquery-ui.js

jquery-ui.js

25 ms

validate.js

validate.js

241 ms

hc-offcanvas-nav.css

hc-offcanvas-nav.css

272 ms

hc-offcanvas-nav.js

hc-offcanvas-nav.js

274 ms

adsbygoogle.js

adsbygoogle.js

109 ms

MathJax.js

MathJax.js

305 ms

js

js

68 ms

addthis_widget.js

addthis_widget.js

36 ms

mesa.png

mesa.png

110 ms

ajax-loader.gif

ajax-loader.gif

318 ms

mathstools.png

mathstools.png

82 ms

slogan.png

slogan.png

198 ms

uk.png

uk.png

108 ms

esp.png

esp.png

199 ms

iterations.png

iterations.png

318 ms

up.jpg

up.jpg

200 ms

cse.js

cse.js

63 ms

HeaderAgenda.png

HeaderAgenda.png

292 ms

agenda.png

agenda.png

315 ms

linea_boli_negro.png

linea_boli_negro.png

305 ms

agenda_bottom.png

agenda_bottom.png

300 ms

show_ads_impl.js

show_ads_impl.js

411 ms

cse_element__en.js

cse_element__en.js

20 ms

default+en.css

default+en.css

40 ms

default.css

default.css

42 ms

TeX-MML-AM_CHTML.js

TeX-MML-AM_CHTML.js

306 ms

linea_boli.png

linea_boli.png

260 ms

celo.png

celo.png

411 ms

async-ads.js

async-ads.js

24 ms

branding.png

branding.png

20 ms

clear.png

clear.png

94 ms

SuppMathOperators.js

SuppMathOperators.js

90 ms

zrt_lookup.html

zrt_lookup.html

25 ms

ads

ads

558 ms

ads

ads

580 ms

ads

ads

932 ms

jax.js

jax.js

92 ms

fontdata.js

fontdata.js

95 ms

mtable.js

mtable.js

91 ms

AMS-Regular.js

AMS-Regular.js

93 ms

1728815317ca94c78529a873045d1936.js

1728815317ca94c78529a873045d1936.js

44 ms

faf71a0e8da85c808301846dcd34a748.js

faf71a0e8da85c808301846dcd34a748.js

49 ms

load_preloaded_resource.js

load_preloaded_resource.js

81 ms

bbe3fbefe89164063f731512d72e756f.js

bbe3fbefe89164063f731512d72e756f.js

46 ms

abg_lite.js

abg_lite.js

91 ms

window_focus.js

window_focus.js

91 ms

qs_click_protection.js

qs_click_protection.js

91 ms

ufs_web_display.js

ufs_web_display.js

32 ms

60efddb729a951d3495fe79f6eb41a86.js

60efddb729a951d3495fe79f6eb41a86.js

83 ms

data=XKhY9fMwDfKSoM3UODrWulchCxMJ_tduPYOGlCXJgqhhtni5VrDqaCVJTYoOjXFbmlzVbDXsylJrKmEzVB59o_g

data=XKhY9fMwDfKSoM3UODrWulchCxMJ_tduPYOGlCXJgqhhtni5VrDqaCVJTYoOjXFbmlzVbDXsylJrKmEzVB59o_g

391 ms

4-stars-orange700-grey.svg

4-stars-orange700-grey.svg

11 ms

8741269557722925928

8741269557722925928

389 ms

icon.png

icon.png

46 ms

nessie_icon_tiamat_white.png

nessie_icon_tiamat_white.png

181 ms

8741269557722925928

8741269557722925928

266 ms

css

css

328 ms

css

css

166 ms

reactive_library.js

reactive_library.js

305 ms

ca-pub-7393687289221400

ca-pub-7393687289221400

149 ms

activeview

activeview

68 ms

wJiNEMIFAPB28UFvxM_UYtYFK_ILnv1_rxRzUTsn-Pg.js

wJiNEMIFAPB28UFvxM_UYtYFK_ILnv1_rxRzUTsn-Pg.js

58 ms

KFOlCnqEu92Fr1MmEU9fBBc-.woff

KFOlCnqEu92Fr1MmEU9fBBc-.woff

177 ms

KFOmCnqEu92Fr1Mu4mxM.woff

KFOmCnqEu92Fr1Mu4mxM.woff

222 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpy8.woff

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpy8.woff

176 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpy8.woff

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpy8.woff

176 ms

ads

ads

278 ms

activeview

activeview

102 ms

data=Yk-gZ--fTe7KhX-0NVv8f2LNsGLpfGOAjqT7RgzA_Xjw6P6eg-qKVAzPsux6NyjDkWfr8Suwk8uZ_ia7rXfv5A

data=Yk-gZ--fTe7KhX-0NVv8f2LNsGLpfGOAjqT7RgzA_Xjw6P6eg-qKVAzPsux6NyjDkWfr8Suwk8uZ_ia7rXfv5A

71 ms

feedback_grey600_24dp.png

feedback_grey600_24dp.png

9 ms

fullscreen_api_adapter.js

fullscreen_api_adapter.js

74 ms

interstitial_ad_frame.js

interstitial_ad_frame.js

79 ms

settings_grey600_24dp.png

settings_grey600_24dp.png

79 ms

1022100021440249007

1022100021440249007

57 ms

css

css

25 ms

MathJax_Math-Italic.woff

MathJax_Math-Italic.woff

208 ms

MathJax_Main-Regular.woff

MathJax_Main-Regular.woff

207 ms

MathJax_AMS-Regular.woff

MathJax_AMS-Regular.woff

235 ms

MathJax_Size3-Regular.woff

MathJax_Size3-Regular.woff

105 ms

MathJax_Size4-Regular.woff

MathJax_Size4-Regular.woff

104 ms

Accessibility Review

mathstools.com accessibility score

96

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Links do not have a discernible name

Best Practices

mathstools.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

mathstools.com SEO score

85

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Document doesn't have a valid hreflang

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Mathstools.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Mathstools.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

mathstools.com

Open Graph description is not detected on the main page of Mathstools. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: