fault analysis ..............\dataentry.m ..............\faultdata.txt ..............\faultmain.m ..............\gendata.txt ..............\linedata.txt ..............\llfault.m ..............\llgfault.m ..............\output.txt ..............\slgfault.m ..............\threephfault.m ..............\transformerdata.txt ..............\Ypositive.m ..............\Yzero.m