Recent content by netstrider

Hi, I have to compare different load curves (electricity), eg. curves 2-20 with a curve 1. Every curve is represented as array of 24 values (hourly values), with no discontinuity (all values are above 0). I have to find which curve 2-20 is most similar to curve 1. I'm using Excel, but other...

I meant speed, of course that direction chages. Sorry for bad english.

Math problem. Solve it please! :) Bill, Jack and Mike, each two of them are at the same distance (200 meters). At the same time Bill starts to chase Jack, Jack starts to chase Mike, and,.. Mike starts to chase Bill. Each has the velocity of 10 m/s, which remains unchainged till they meet in the...