DegreesumconditionsofID-factor-criticalgraphs are studied. A lower bound for thedegree sum of anytwononadjacentverticessuch that Gis ID-factor-critical is obtained, and the bound is sharp.
It thus needs to be financed from the money of Zakah, the amount of which is to be decided based on the total sum of the charity, the requirements of Jihad as well as the degree of the need of other potential recipients of charity.