more from Wikipedia necessary and sufficient. English English English http://en.wikipedia.org/wiki/Necessity_and_sufficiency English en.wikipedia.org/wiki/Necessity_and_sufficiency English necessity and sufficiency é condição suficiente English necessary but not sufficient necessity and sufficiency https://en.wikipedia.org/wiki/Necessity_and_sufficiency English necessary and sufficient. http://en.wikipedia.org/wiki/Necessity_and_sufficiency necessity and sufficiency necessary but not sufficient nem condição necessária, tampouco condição suficiente http://en.wikipedia.org/wiki/Necessity_and_sufficiency the concepts of sufficiency and necessity in logic logic joke necessary" and or "sufficient" sufficient, blunt opposition is necessary English English nem condição necessária, tampouco condição suficiente more from Wikipedia sufficient English English nem condição necessária, tampouco condição suficiente Wikipedia equivalent necessity and sufficiency English necessary but not sufficient English English Wikipedia nem condição necessária, tampouco condição suficiente necessity and sufficiency English é condição suficiente English é condição suficiente English http://en.wikipedia.org/wiki/Necessity_and_sufficiency English é condição suficiente English http://en.wikipedia.org/wiki/Necessity_and_sufficiency Sufficiency is not necessity English suffices English that’s more philosophy!) Sufficiency is not necessity English English English English English English English necessity and sufficiency equivalent English necessity and sufficiency Necessity and sufficiency English English sufficient Necessary and Sufficient conditions English English