Schröder-Bernstein Theorem
The Schröder-Bernstein theorem for numbers states that if
then
For Sets, the theorem states that if there are Injections of the Set
into the Set 
and of into , then there is a Bijective correspondence between and (i.e., they are Equipollent).See also Bijection, Equipollent, Injection- Ghost
- Gibbs Constant
- Gibbs Effect
- Gibbs Phenomenon
- Gigantic Prime
- Gilbrat's Distribution
- Gilbreath's Conjecture
- Gill's Method
- Gingerbreadman Map
- Girard's Spherical Excess Formula
- Girko's Circular Law
- Girth
- Giuga Number
- Giuga's Conjecture
- Giuga Sequence
- Glaisher-Kinkelin Constant
- Glide
- Glissette
- Global C(G;T) Theorem
- Global Extremum
- Global Maximum
- Global Minimum
- Globe
- Glove Problem
- Glue Vector