2018-02-22 Version 1.7.0

2017-09-21 Version 1.6.8

2017-07-20 Version 1.6.4

2017-02-26 Version 1.6.0

2015-06-23 Version 1.5.4

2015-06-22 Version 1.5.3

2014-03-11 Version 1.4.0

2014-02-25 Version 1.3.3

2012-11-30 Version 1.3.1

2011-10-03 Version 1.3.0

Added: as.character.formula

2011-08-08 Version 1.2.2

[Modified] Added methods lhs, rhs, op, op.type for ‘<-’ assignment class. Previosly it did not handle this and produced an error.

2010-06-16 Version 1.2.1

[Modified] - Fixed problem with NAMESPACE file

2010-03

2010-09-29:

2010-08-24

2010-08-24 Version 1.1.0

COMPLETE REFACTOR!!! - Now dependent on oeprator.tools-1.1.0 - R/is.one.sided.R: is.two.sided is fixed - R/lhs.R: - R/rhs.R: - R/op.R: - fun( expression ) now returns an expression - replacement handles multiple values for replacing on expressions.