As mentioned in previous articles, Page Rank is one of the familiar variables in determining appearance in SE results. Although today the importance of page rank has been descended, and sometimes we see pages of PR 3 or 4 getting to first places in Google, Page Rank is one of the variables SEO's often deal with because this is the variable we know a lot about and can approach sensibly. The second good reason to learn about PR is using it to emphasize important pages of your website, like the Homepage ( you know how annoying it is when SE presents some negligible page of your website higher than the Homepage)
What is PR?
PR ranges from 1-10 and indicates the number and quality of page incoming links.
Page Rank is calculated as follows:
PR(A) = log10((1-d) + d (PR(T1)/C(T1) + ... + PR(Tn)/C(Tn))) when :
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