Predictable Process
# Definition
Suppose $(U_{n})$ is an discrete-time Adapted Process wrt Filtration $(\mathcal{B}{n})$. Then $(U{n})$ is a Predictable Sequence if $U_{n}$ is $\mathcal{B}_{n-1}$-measureable.
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Suppose $(U_{n})$ is an discrete-time Adapted Process wrt Filtration $(\mathcal{B}{n})$. Then $(U{n})$ is a Predictable Sequence if $U_{n}$ is $\mathcal{B}_{n-1}$-measureable.