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Welcome to simplydirac.pressbooks.com homepage info - get ready to check Simply Dirac Press Book S best content for United States right away, or after learning these important things about simplydirac.pressbooks.com
Simply Dirac looks at the life and work of one of the world’s most accomplished—and strangest—theoretical physicists, Paul Dirac, who was among the founders of quantum mechanics. Written by physics sc...
Visit simplydirac.pressbooks.comWe analyzed Simplydirac.pressbooks.com page load time and found that the first response time was 3.4 sec and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
simplydirac.pressbooks.com performance score
name
value
score
weighting
Value2.6 s
64/100
10%
Value4.7 s
33/100
25%
Value3.1 s
93/100
10%
Value110 ms
97/100
30%
Value0
100/100
15%
Value3.8 s
90/100
10%
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67 ms
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Our browser made a total of 38 requests to load all elements on the main page. We found that 55% of them (21 requests) were addressed to the original Simplydirac.pressbooks.com, 18% (7 requests) were made to Fonts.gstatic.com and 5% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (3.4 sec) belongs to the original domain Simplydirac.pressbooks.com.
Page size can be reduced by 264.2 kB (21%)
1.2 MB
981.6 kB
In fact, the total size of Simplydirac.pressbooks.com main page is 1.2 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. 35% of websites need less resources to load. Images take 888.8 kB which makes up the majority of the site volume.
Potential reduce by 21.0 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 21.0 kB or 74% of the original size.
Potential reduce by 4.4 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. Simply Dirac Press Book S images are well optimized though.
Potential reduce by 151.1 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 151.1 kB or 67% of the original size.
Potential reduce by 87.7 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. Simplydirac.pressbooks.com needs all CSS files to be minified and compressed as it can save up to 87.7 kB or 85% of the original size.
Number of requests can be reduced by 14 (48%)
29
15
The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Simply Dirac Press Book S. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
simplydirac.pressbooks.com
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simplydirac.pressbooks.com accessibility score
simplydirac.pressbooks.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
simplydirac.pressbooks.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Simplydirac.pressbooks.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 Simplydirac.pressbooks.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.
simplydirac.pressbooks.com
Open Graph description is not detected on the main page of Simply Dirac Press Book S. 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: