This is dullness of hearing.. The word goes in the ears, and comes to the heart, and meets dullness and slowness and hardness. The opposite of dullness of hearing is hearing with faith which produces obedience.
The feasible regions of linear programming are defined by a set of inequalities. In mathematics, an inequality is a relation that holds between two values when they are different (see also: equality). 1  The notation a â  b means that a is not equal to b.
Mathematics. ( 1 of a polygon) having all interior angles less than or equal to 180Â°. ( 2 of a set) having the property that for each pair of points in the set the line joining the points is wholly contained in the set.