asOneFormula {nlme} | R Documentation |

## Combine Formulas of a Set of Objects

### Description

The names of all variables used in the formulas extracted from the
objects defined in `...`

are converted into a single linear
formula, with the variables names separated by `+`

.

### Usage

asOneFormula(..., omit)

### Arguments

`...` |
objects, or lists of objects, from which a formula can be
extracted. |

`omit` |
an optional character vector with the names of variables to
be omitted from the returned formula. Defaults to c(".", "pi"). |

### Value

a one-sided linear formula with all variables named in the formulas
extracted from the objects in `...`

, except the ones listed in
`omit`

.

### Author(s)

Jose Pinheiro Jose.Pinheiro@pharma.novartis.com and Douglas Bates bates@stat.wisc.edu

### See Also

`formula`

, `all.vars`

### Examples

asOneFormula(y ~ x + z | g, list(~ w, ~ t * sin(2 * pi)))

[Package

*nlme* version 3.1-57

Index]