L ( θ ) = L ( θ ; x 1 , ⋯ , x n ) = f ( e 1 ) ⋯ f ( e n ) = f ( x 1 − θ ) ⋯ f ( x n − θ ) {\displaystyle L(\theta )=L(\theta ;x_{1},\cdots ,x_{n})=f(e_{1})\cdots f(e_{n})=f(x_{1}-\theta )\cdots f(x_{n}-\theta )}