Code for ComplexCondition as described inAndres Valloud, "A Mentoring Course on Smalltalk".According to [1], Andres Valloud the author of the book/code said/wrote"the code didn't have a license because I meant to put no restrictions on it... The MIT license is fine with me."[1]http://lists.squeakfoundation.org/pipermail/squeak-dev/2010-September/154019.html.