| Name | Long Alias | Description |
| ZZ | IntegerRing() | Integers |
| RationalField() | Rational numbers | |
| RR | RealField() | Real numbers |
| CC | ComplexField() | Complex numbers |
| AA | AlgebraicRealField() | Algebraic real numbers |
| QQbar | AlgebraicField() | Algebraic complex numbers |
| SR | SymbolicRing() | Symbolic expressions |
| RDF | RealDoubleField() | Machine real numbers |
| CDF | ComplexDoubleField() | Machine complex numbers |
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