Ellipse — from MathWorld Notice, if you will, that the truly general form for an ellipse - that is, one that might be rotated and whose foci might not share any coordinate values - is not treated there. Can you find a more general equation for an ellipse that doesn’t involve this assumption that the foci will both have the same y value?
WordPress database error: [Table './achen_db/b2comments' is marked as crashed and last (automatic?) repair failed]
SELECT * FROM b2comments WHERE comment_post_ID = '733' AND comment_approved = '1' ORDER BY comment_date