## Macro Command Reference

`expreg <min> <max> <BUFFER>`

Perform a exponential regression between `min` and `max`. The result of the last regression will be stored in the variables `rega`, `regb` and `regr`

`BUFFER`

a list of one or more data buffers. Possible values are:

`all` | all buffers in the document
`selected` | selected buffers in the document
`unselected` | unselected buffers in the document
`visible` | visible buffers in the document
`hidden` | hidden buffers in the document
`none` | no buffer
`b1,b2,b3,...,bn` | a list of buffers where the arguments may be math expressions.
`bs..be` | buffers from bs to be