Jump Discontinuity If the left and right sides of the limits at x = a exist, and they are finite but not equal, then at x = a there is a jump discontinuity or a step discontinuity. Example Subject Continuity Continuous Function Discontinuity Removable Discont. Jump Discontinuity Essential Discontinuity Worksheet Continuity problems Continuity Interval Extreme V. Theorem Intermediate Theorem Bolzano's Theorem Theorems problems Site Math Formulas Word Problems Worksheets Arithmetic Algebra Geometry Trigonometry Analytic Geometry Calculus Statistics