First-passage time
= First-passage time
{title2=$T_A$}
= Hitting time
{synonym}
The <First-passage time> to a target set $A$ is $T_A=\inf\{t\geq0:X_t\in A\}$. It is also called a <hitting time>.
= First-passage time
{title2=$T_A$}
= Hitting time
{synonym}
The <First-passage time> to a target set $A$ is $T_A=\inf\{t\geq0:X_t\in A\}$. It is also called a <hitting time>.