2.b Pigeonhole Principle
another question.. plz help me
Using the Pigeonhole Principle find the minimum number of researchers required in a research project to be sure that at least ten will receive the same sub-topic, if there are nine possible sub-topics A,B,C,D,E,F,G,H,I.
Not completely sure on this, but start by filling up each sub-topic with 9 researchers. Then add an extra 1 to one sub-topic. This will fill the condition. Hence, the number of researchers is .
Originally Posted by cu4mail