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- 17 -
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- 17 - fh^_ebEZg^Zm-Abg_jZ\_jhylghklvi_j_aZk_e_gbyl_jfh\ijb^\hcghfijhoh`^_ gbb lhqdb d\Zabi_j_k_q_gby \ ijyfhf b h[jZlghf gZijZ\e_gbyo hij_^_ey_lky ke_^mxsbfh[jZahf [ P = const ⋅exp(−1 ) 1 − exp(− 2 ) , ] (5) ]^_ 1 , 2 -iZjZf_ljuF_kkb Ijbebg_cghf_gyxs_fky\h\j_f_gbBFIiZjZf_ljuF_kkbijbgbfZxl\b^ 2 H ST 2π 1 / 2 =− − , (6) ! ∂ H SS − H T T ∂t − − t 0 ]^_- H ST = S Hˆ T− , H SS = S Hˆ S , H T T = T− Hˆ T− -\_jhylghklbkhhl\_l − − − kl\mxsbobgl_jdhf[bgZpbhgguoi_j_oh^h\ =ZfbevlhgbZgaZ^Zqbij_^klZ\ey_lky\ke_^mxs_f\b^_ & &ˆ & &ˆ &ˆ &ˆ &ˆ &ˆ &ˆ &ˆ Hˆ = g1 H , S1 + g 2 H , S 2 − J ⋅ 12 + 2 S1 , S 2 + ∑ ai I i , S1 + ∑ a j I j , S 2 (7) i j A^_kv g1 b g2 - ]bjhfZ]gblgu_ nZdlhju i_j\h]h b \lhjh]h we_dljhgZ jZ^bdZevghc iZju β ≡ µB -\\_^_ggh_^eym^h[kl\Zh[hagZq_gb_fZ]g_lhgZ;hjZJ -wg_j]byh[ &ˆ f_ggh]h \aZbfh^_ckl\by ai - dhgklZglZ k\_jolhgdh]h \aZbfh^_ckl\by KL< I i b &ˆ I j -kibgh\u_hi_jZlhjuy^_j\oh^ysbo\i_j\ucb\lhjhcnjZ]f_gl^_n_dlgh]h &ˆ &ˆ dhfie_dkZ S1 b S 2 -kibgh\u_hi_jZlhjuwe_dljhgh\i_j\h]hb\lhjh]hnjZ]f_g lZnhjfbjmxsb_jZ^bdZevgmxiZjm Kibgh\u_hi_jZlhjuwe_dljhgh\ba\_klgufh[jZahf\ujZ`Zxlkyq_j_afZl jbqgu_hi_jZlhjuIZmeb ^\mf_jgu_fZljbpuIZmebbebkibgh\u_hi_jZlhju &ˆ & & S = 12 1ˆ ( ]^_ 1ˆ = 1 , 1 , 1 . (9) x y z Khklhygby iZju we_dljhgh\ hibku\Zxlky we_dljhgghc kibgh\hc \hegh\hc nmgdpb_c
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