I i  ( w ) = I { w   e n d  i n  p o s i t i o n  i }   = I { Y i − h w  + 1  i  = w }         ( 45 )   MathType@MTEF@5@5@+=feaafiart1ev1aaatCvAUfKttLearuWrP9MDH5MBPbIqV92AaeXatLxBI9gBamrtHrhAL1wy0L2yHvtyaeHbnfgDOvwBHrxAJfwnaebbnrfifHhDYfgasaacH8akY=wiFfYdH8Gipec8Eeeu0xXdbba9frFj0=OqFfea0dXdd9vqai=hGuQ8kuc9pgc9s8qqaq=dirpe0xb9q8qiLsFr0=vr0=vr0dc8meaabaqaciaacaGaaeqabaWaaeGaeaaakeaacqWGjbqsdaWgaaWcbaGaemyAaKgabeaakiabcIcaOiabdEha3jabcMcaPiabg2da9mrr1ngBPrwtHrhAYaqehuuDJXwAKbstHrhAGq1DVbacfaGae8hIWN0aaSbaaSqaaiabcUha7jabdEha3jabbccaGGqaaiab+vgaLjab+5gaUjab+rgaKjab+bcaGiab+LgaPjab+5gaUjab+bcaGiab+bhaWjab+9gaVjab+nhaZjab+LgaPjab+rha0jab+LgaPjab+9gaVjab+5gaUjab+bcaGiabdMgaPjabc2ha9bqabaGccqGH9aqpcqWFicFsdaWgaaWcbaGaei4EaSNaemywaK1aa0baaWqaaiabdMgaPjabgkHiTiabdIgaOnaaBaaabaGaem4DaChabeaacqGHRaWkcqaIXaqmaeaacqWGPbqAaaWccqGH9aqpcqWG3bWDcqGG9bqFaeqaaOGaaCzcaiaaxMaacqGGOaakcqaI0aancqaI1aqncqGGPaqkaaa@7BBF@