Identity Element
The identity element 
(also denoted 
, 
, or 
) of a Group or related mathematical structure 
is the uniqueelements such that 
for every element 
. The symbol ``'' derives from the German word for unity, ``Einheit.''
- Guthrie's Problem
- Gutschoven's Curve
- Guy's Conjecture
- Gyrate Bidiminished Rhombicosidodecahedron
- Gyrate Rhombicosidodecahedron
- Gyrobicupola
- Gyrobifastigium
- Gyrobirotunda
- Gyrocupolarotunda
- Gyroelongated Cupola
- Gyroelongated Dipyramid
- Gyroelongated Pentagonal Bicupola
- Gyroelongated Pentagonal Birotunda
- Gyroelongated Pentagonal Cupola
- Gyroelongated Pentagonal Cupolarotunda
- Gyroelongated Pentagonal Pyramid
- Gyroelongated Pentagonal Rotunda
- Gyroelongated Pyramid
- Gyroelongated Rotunda
- Gyroelongated Square Bicupola
- Gyroelongated Square Cupola
- Gyroelongated Square Dipyramid
- Gyroelongated Square Pyramid
- Gyroelongated Triangular Bicupola
- Gyroelongated Triangular Cupola