更改

<math>

<math>

EI(f,\Sigma)\approx \ln\left(\frac{L^n}{(2\pi e)^{n/2}}\right)+\ln\left|\det\left(\frac{\partial_{x_t^*} f(x_t^*)}{\Sigma^{1/2}}\right)\right|,

EI(f,\Sigma)\approx \ln\left(\frac{|\det(\nabla f(x_t))|L^n}{(2\pi e)^{n/2}}\right)

</math>

</math>