Multioperative blocks for teaching the setting theory (Machine-translation by Google Translate, not legally binding)

摘要

******* 8602952bloques multi-operating for teaching set theory. The present invention relates to the development through blocks multi-operating of operations between sets such as the sum, difference, intersection, difference symmetrical, set collection supplemental, and others, depending on to it by the use of a series tablets o machines, which can be grouped into successive steps for achieving operations long and complex. (Machine-translation by Google Translate, not legally binding)