<oerjan> le/rn bimonthly//The word "bimonthly" has at least two meanings, although this wisdom only gives about half of one. No matter which expert you follow, you\'re 50% likely to misinterpret it, or doubly so, depending on the phase of the moon.

|a+b@| = { √(a²-b²) if a²-b² ≥ 0 ; i√(a²-b²) if a²-b² < 0 }