йо п б жгз гд дг а
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йо п б жгз гд дг а
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ÌÓÖÐÒ ÖÒÓÞÚÝ×ØØ ÔÓÖÙÑÑÚÐÒÙBÚÒÓÒÑ×ÓÙÓÖÙ´×ÔÓÖÙÓÙµ ÔÑÔÓÖÙÙ×ÒÖ∆H¸H ′= H+∆H·18/26s13∫ÈкÃÐ×ÖÑÓÒÓ×Ð〈B〉 ′ B(t)exp(−βH ′ )dpdq= ∫exp(−βH ′ = 〈B〉−β(〈∆HB〉−〈∆H〉〈B〉) 〈B〉=0= −β〈∆HB〉x)dpdqØÓÖH= K 2 x2¸ÔÓÖÙ∆H = gx¸ÑÑB =Óú×ÔÖ ÚÒ¸ÔÖÓØÓúÚÐ×ØÒÒÔÓ×ÙÒÙÑÑÒÑÙÑÔÓØÒ∫x〈x〉 = −β〈∆Hx〉 = −β〈gx 2 2 exp(−β K〉 = −βg2 x2 )dx∫exp(−βK2x 2 )dx = − g ÐÙKH ′ = K 2 x2 +gx = K 2(x+ g K) 2+const
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