Topics in Statistic Mechanics
Topics in Statistic Mechanics
Topics in Statistic Mechanics
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Adv. Sta. Phy.Homework 3 Is<strong>in</strong>g Model Li,Zimeng PB06203182<br />
We get<br />
Partition function Z=<br />
where<br />
we replace lnZ with its largest term. We use Sterl<strong>in</strong> formula and get<br />
We can f<strong>in</strong>d when will the above equation gets its largest term by deriv<strong>in</strong>g it with<br />
respect to I and set it to zero, and we get<br />
We f<strong>in</strong>d I happens to connect with M by<br />
We can solve (2.1) by diagram method.See figure below<br />
(2.1)
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