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Is the error distribution in Learning with Errors (LWE), the discrete Gaussian distribution?
In $\mathbb{Z}$, the discrete Gaussian distribution is defined as $D_{Z,s}(x) = \frac{\rho_s(x)}{\rho_s(\mathbb{Z})}, x\in \mathbb{Z}$.
In LWE, $(\overrightarrow{a}, b = \langle \overrightarrow{a}, \...