Greek Alphabet

The symbols of the Greek Alphabet are used throughout math to represent variables, constants, and coeffecients within math expressions. This page first lists the lower case Greek symbols and their usage and then lists the upper case Greek symbols and their usage in math.

Note, there is significant overlap between the Latin alphabet and the Greek alphabet. When a symbol is shared or very similar between the two alphabets, the Latin alphabet name is used.

Lower Case Alphabet

Symbol Description
alpha Symbol

The Greek letter (alpha) is used in math as a variable.

beta Symbol

The Greek letter (beta) is used in math as a variable.

chi Symbol

The Greek letter (chi).

delta Symbol

The Greek lower case letter (delta) is used in mathematics as a variable.

epsilon Symbol

The Greek letter (epsilon).

eta Symbol

The Greek letter (eta).

gamma Symbol

The Greek letter (gamma).

iota Symbol

The Greek letter (iota).

kappa Symbol

The Greek letter (kappa).

lambda Symbol

The Greek letter (lambda) is a symbol used throughout mathematics, computer science, and physics.

mu Symbol

The Greek letter (mu) is used in statistics to represent the population mean of a distribution.

nu Symbol

The Greek letter (nu).

omega Symbol

The Greek letter (omega).

omicron Symbol

The Greek letter (omicron).

phi Symbol

The Greek letter (phi) is used in geometry as a constant to represent the golden ratio.

pi Symbol

The Greek letter (pi) is used in trigonometry as a constant to represent a half-rotation around a circle in radians. The value of is approximately . The symbol appears in multiple geometric formulas.

psi Symbol

The Greek letter (psi).

rho Symbol

The Greek letter (rho) is used in math as a variable and in physics to represent density.

tau Symbol

The Greek letter (tau) is used in math as the circle constant to represent a full rotation around a circle in radians. The value of is approximately and can be calculated by dividing any circle’s circumference by its radius.

theta Symbol

The Greek letter (theta) is used in mathematics as a variable to represent a measured angle. For example, the symbol theta appears in the three main trigonometric functions: sine, cosine, and tangent as the input variable.

xi Symbol

The Greek letter (xi).

zeta Symbol

The Greek letter (zeta).

Upper Case Alhabet

Symbol Description
capital alpha Symbol

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

capital beta Symbol

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

capital chi Symbol

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

capital delta Symbol

The capital greek letter (capital delta) is used in math to represent change. Typically, the symbol is used in an expression like this:

capital epsilon Symbol

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.

capital eta Symbol

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

capital gamma Symbol

The capital Greek letter (capital gamma).

capital iota Symbol

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

capital kappa Symbol

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

capital lambda Symbol

The capital Greek letter (capital lambda).

capital mu Symbol

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

capital nu Symbol

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

capital omega Symbol

The capital Greek letter (capital omega).

capital omicron Symbol

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

capital phi Symbol

The capital Greek letter (capital phi).

capital pi Symbol

The capital Greek letter (capital Pi) is used in math to represent the product operator. Typically, the product operator is used in an expression like this:

capital psi Symbol

The capital Greek letter (capital psi).

capital rho Symbol

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

capital sigma Symbol

The capital Greek letter (capital sigma) is used in algebra to represent the summation operator.

capital tau Symbol

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

capital theta Symbol

The capital Greek letter (capital theta).

capital upsilon Symbol

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

capital xi Symbol

The capital Greek letter (capital xi).

capital zeta Symbol

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

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