parseFormula.Formula: Parse ``Formula''-style Zelig Formulae
Description
This method parses a ``Formula''-style Zelig formula.
This is to support the ``Formula'' object. It seems like
it has the right idea when it comes to expressing
multiple responses.Usage
## S3 method for class 'Formula':
parseFormula(obj, data=NULL)
Value
- an object of type ``parseFormula''