Unicode: F818. Alias: Esc $y Esc. Letter-like form. Used to represent a formal parameter that will never be assigned a value.
Unicode: F819. Alias: Esc $z Esc. Letter-like form. Used to represent a formal parameter that will never be assigned a value.
Unicode: F721. Alias: Esc :-@ Esc. Letter-like form.
Unicode: F4A1 Alias: Esc fn Esc. Infix operator with built-in evaluation rules. x y is by default interpreted as Function[x,y]. x y z groups as x (y z). \[Function] ...
Unicode: 03B3. Aliases: Esc g Esc, Esc gamma Esc. Greek letter. Used in TraditionalForm for EulerGamma and StieltjesGamma.
Unicode: 2137. Alias: Esc gi Esc. Hebrew letter. Used occasionally in pure mathematics in the theory of transfinite cardinals.
Unicode: F6CC. Alias: Esc goa Esc.
Unicode: F6CD. Alias: Esc gob Esc.
Unicode: F78A. Alias: Esc goA Esc.
Unicode: F78B. Alias: Esc goB Esc.