tilde {base} R Documentation

## Tilde Operator

### Description

Tilde is used to separate the left- and right-hand sides in a model formula.

### Usage

y ~ model


### Arguments

 y, model symbolic expressions.

### Details

The left-hand side is optional, and one-sided formulae are used in some contexts.

A formula has mode call. It can be subsetted by [[: the components are ~, the left-hand side (if present) and the right-hand side in that order. (Thus one-sided formulae have two components.)

### References

Chambers, J. M. and Hastie, T. J. (1992) Statistical models. Chapter 2 of Statistical Models in S eds J. M. Chambers and T. J. Hastie, Wadsworth & Brooks/Cole.

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