Search found 2 matches

by jer-bear
Thu Aug 07, 2014 6:11 pm
Forum: Discrete Mathematics
Topic: Network Effect
Replies: 5
Views: 7786

Re: Network Effect

Wow, that was fast :o

I am solving this with a recurrence relation. Could there be a closed-form expression?

My answer for 200 people is 159.6319208462766, computed in about 12 seconds and using lots of memory with Java BigInteger. Maybe there is a way to compute without using BigInteger...
by jer-bear
Wed Aug 06, 2014 12:26 am
Forum: Discrete Mathematics
Topic: Network Effect
Replies: 5
Views: 7786

Network Effect

Some time last year I thought of this problem and posted it on a wall at my workplace, but nobody wanted to solve it... and then I remembered this forum. So here I am with this problem. Enjoy! (Later I find out there are papers written about this problem, but I couldn't find one which gave an exact ...