GIF89a!,ڋ޼HS&./+]Ꮎrm3HGxT{gyp䂺2%L+x$SjfolX#|PS3T喲8SuXhWxA)f3zr(x(#JZIzjʵZzƨj1 WkYAHřJͮl/]{zlJ.< |=iN0i"|X\a:z!'f4)h%L.i2(3Ν<{ 4СD=4ҥL:} 5ԩTZ5֭\z 6ة5ǂ-kbѲܹtAidoX:Nn6e?~*.6k5^jXbY4`Ox} V$L@]%~}9*)7D$iR2CeorrPsi4ey3 ՁYʿ~!'dp-#c?guQ-grұ_zЁ {SDNV_ɃGЉHaıa)=C6K]tR 3=vÌ)c8_vdJ.dN> eRNIeV^eZne^j;)LBhE$D5cVW(f#Y<&c}A,&h[D^17`*hrɚi~mu^d4(*g{+=dϵ~̀lzH[vqVW]ZĞꏯyеb(*jvh-9IhC JA\g>{p:nQ/7>#_ HQ1ʩbhgqr.r. s2Ls6ߌs:Өl& ЅU)ہZqͨz^tJE(}oĐXs umtW6ʲ,Ɇ 5( i<w5V78u̡Cfk=IyH8zc{3y0]GN03:F"Dzk\W7~fU9qչ|WU! MathType001 (a)  m 4 =L i -(L 1 +L 2 )(b)  m 6   =L 1 -(L i -L e )(c)  m 6    =L 2 -(L i -L e )(d)  m 10 =L i -L e;