In Polynesian mythology, Tama Nui-Te-Ra is the solar deity. Maui decided that the days were too short and caught the sun with a lasso[?], then forced it to go slower. Tama Nui-Te-Ra agreed and gave fire to humanity as well.
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... the parabola does not intersect the x-axis at all.)
Note that when computing roots numerically, the usual form of the quadratic formula is not ideal. See Loss o ...