ƚ  3Y .    & MathType&- @  ^ Tahoma uh˕ #v@- 2 AB2 Tahomax Ъuh˕ #v@- 2 AB HSymbol Эuh˕ #v@- 2 ,&0AppsMFCC  Design Science, Inc.DSMT7WinAllBasicCodePagesTahomaSymbolCourier NewTimes New RomanMT Extra!/ED/APG_APAPAE%B_AC_AE*_HA@AHA*_D_E_E_A   A2 B2 AB & -"System sfEsfEHՕ-