ƚ@ M  .1  @&@ & MathType-HTimes New Roman Cyrgw -2 `.y 2  cose 2 cose 2 D sine 2 sine 2 |cose 2 jsine 2 j coseTimes New Roman Cyrgw -2 2to2 jto2 `Ao2 `.tgSymbol |w|wgw -2 dg2 *jg2  dg2 jg2 j dgSymbol |w|wgw -2 * +g2 b-g2 ` =g & "Systemwf  -