I'd be inclined to use abs ($period - $in_view) > 0.01.

/me slaps forehead. That's good for not equal, but ain't so good for >=! (thanks ysth).

DWIM is Perl's answer to Gödel

In reply to Re^4: unexpected result using '>=' by GrandFather
in thread unexpected result using '>=' by jonnyfolk

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