/ 2 1 \ lim |1 + x - --| x->0+| 2| \ x /
Limit(1 + x^2 - 1/x^2, x, 0)
-oo
= -22799.9999561423
/ 2 1 \ lim |1 + x - --| x->0-| 2| \ x /
-22799.9999561423