教育 理学 经典薛定谔方程ppt the upside-down capital delta symbol
[\begin{array}{c|c|c} \textbf{choice} & \boldsymbol{\thet}}
step要用p\left(\mathbf{z}_i | \mathbf{x}_i,\boldsymbol{\theta}
h>#include math.h>#include stdlib.h>#define pi 3.
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