Unit Imaginary Number. The unit Imaginary Number (the equivalent of 1 for Real Numbers) is â(â1) (the square root of minus one). In mathematics we use i (for imaginary) but in electronics they use j (because i already means current, and the next letter after i is j). Examples of Imaginary Numbers i
8 Things You Must Do When Your Flight Is Cancelled Or Delayed. 1  Fly in the morning. 2  Avoid regional jets flying out of hub airports. 3  Before booking, check a routeâs on-time performance.  Donât check bags.
NEW YORK (PIX11) â JetBlue has cancelled all flights at JFK, LaGuardia, Newark and Boston airports due to major delays over the weekend caused by snow and ice. âDelays and cancellations during this weekâs winter storm placed planes and crews away from their previously scheduled routes,â a statement on the airlineâs website reads.