# LogarithmFunction class

Namespace: [Grasshopper2.Types.Functions.Standard](https://developer.rhino3d.com/api/gh2/namespace/grasshopper2.types.functions.standard.md) · Assembly: [Grasshopper2](https://developer.rhino3d.com/api/gh2/assembly/grasshopper2.md)

```cs
[IoId("00000000-7635-46A8-9300-20478247F16E")]
public class LogarithmFunction : FunctionABC
```

Represents an immutable logarithm equation in the form y = logₐ(x-b) + c

## Constructors

- [LogarithmFunction](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.standard.logarithmfunction/ctor.md): (3 overloads)

## Properties

- [Notation](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.standard.logarithmfunction/notation.md)
- [Ui](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.standard.logarithmfunction/ui.md)

## Methods

- [DomainEstimate](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.standard.logarithmfunction/domainestimate.md)
- [Holes](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.standard.logarithmfunction/holes.md)
- [Poles](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.standard.logarithmfunction/poles.md)
- [Y](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.standard.logarithmfunction/y.md)

## Inherited Members

- From [FunctionABC](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.functionabc.md): [C](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.functionabc/c.md), [IsUndefined](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.functionabc/isundefined.md), [Store](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.functionabc/store.md)
- From [FunctionAB](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.functionab.md): [B](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.functionab/b.md)
- From [FunctionA](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.functiona.md): [A](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.functiona/a.md)
- From [FunctionWithCaching](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.functionwithcaching.md): [Derivative](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.functionwithcaching/derivative.md), [Integral](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.functionwithcaching/integral.md), [Nomen](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.functionwithcaching/nomen.md), [EmitDerivative](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.functionwithcaching/emitderivative.md), [EmitIntegral](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.functionwithcaching/emitintegral.md)
- From [Function](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.function.md): [Asymptotes](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.function/asymptotes.md), [AutoCoDomain](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.function/autocodomain.md), [Integrate](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.function/integrate.md), [YYYY](https://developer.rhino3d.com/api/gh2/type/grasshopper2.types.functions.function/yyyy.md)