This should do it. See perlrun for the details: 

perl -anle"$F[1]==$F[2] and print" infile > outfile

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Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.

In reply to Re: Remove row if the absolute difference between two columns is greater than a threshold by BrowserUk
in thread Remove row if the absolute difference between two columns is greater than a threshold by Renyulb28

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