multi-object modifications

1.15: 6.12: adda/oop/multi-object modifications:
. the object notation: "( object`operation )
is saying that the given object is modifying itself;
whereas, if no modification was expected,
the preferred syntax would be  "( operation(object) ).


flatworldknowledge.com's college textbooks #openware

6.1: adds/openware/flatworldknowledge.com's college textbooks:
flatworldknowledge.com's intro for authors:
Who is Flat World Knowledge?:
. it was started by long-time publishing execs
driven by their conviction that the
old model was broken,
and that there was a better way to serve
authors, faculty, and students
based on the open textbook:
it is the same high-quality, peer-reviewed,
professionally edited & developed book,
with supplements such as test banks,
instructor manuals, and lecture slides,
but published under a Creative Commons license: