Greek Capital Letter Epsilon

Symbol	Format	Data
Ε	Code Point	U+0395
	TeX	\Epsilon
	SVG	Download ↓

The capital Greek letter (capital epsilon) is visually very similar to the upper-case Latin letter E. For that reason, refer to the usage of Capital E for how the symbol appears in math.

Greek Small Letter Epsilon | Symbol

The ε (epsilon) symbol is a Greek letter used in math as a variable to represent error bounds and in calculus to represent the epsilon delta definition of limits.