Question

the shifting operator is denoted by​

Answer 1

In mathematics, and in particular functional analysis, the shift operator also known as translation operator is an operator that takes a function x ↦ f(x) to its translation x ↦ f(x + a). ... In time series analysis, the shift operator is called the lag operator.

Answer 2

Answer:

In mathematics, and in particular functional analysis, the shift operator also known as translation operator is an operator that takes a function x ↦ f(x) to its translation x ↦ f(x + a). ... In time series analysis, the shift operator is called the lag operator.

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