Add a variable mapping to a panel
add_mapping(panel, mapping, ...)
# S3 method for default
add_mapping(panel, mapping, ...)
# S3 method for unhomogenized_panel
add_mapping(panel, mapping, ...)A panel object
A data.frame to be used to map out variables over each wave
Parameters passed onto other methods
The input panel with a new mapping
add_mapping(default): The default method
add_mapping(unhomogenized_panel): Method for unhomogenized panels