Since I am not using my computer, I don't have access to the full version of Mathematica. I tried using the same procedures on the online version but it isn't working.

Can anyone tell me why it won't rowreduce this:

http://www.wolframalpha.com/input/?i=RowReduce[{1%2c1%2c1%2c0%2c0}%2c{s%2c-s%2c0%2cs%2c0}%2c{E^%28s*L%29%2cE^%28-s*L%29%2bCos[s*L]%2c0%2cSin[S*L]%2c0}%2c{s*E^%28s*L%29%2c-s*E^%28-s*L%29%2c-s*Sin[s*L]%2cs*Cos[s*L]%2c0}]&incParTime=true