We establish a general technical result, which provides an algorithm to prove cardinal inequalities and relative versions of cardinal inequalities.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-cm111-1-14, author = {Alejandro Ram\'\i rez-P\'aramo}, title = {A generic theorem in cardinal function inequalities}, journal = {Colloquium Mathematicae}, volume = {111}, year = {2008}, pages = {159-167}, zbl = {1138.54006}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-cm111-1-14} }
Alejandro Ramírez-Páramo. A generic theorem in cardinal function inequalities. Colloquium Mathematicae, Tome 111 (2008) pp. 159-167. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-cm111-1-14/