Dominator culture is Terence McKenna's term for what he saw as a Western patriarchial culture that lacked social conscience or concern for the environment.
Detractors of McKenna's ideas see the phrase as a shibboleth for wooly thinking associated with dark green[?] political ideas.
... of each other. (In this case, the parabola does not intersect the x-axis at all.)
Note that when computing roots numerically, the usual form of the quadratic formula is ...