Question: 3. (10 points (bonus)) Write a lambda calculus abstraction which, when a Church numeral n is applied evaluates to the Church numeral n- 1. Note

3. (10 points (bonus)) Write a lambda calculus abstraction which, when

3. (10 points (bonus)) Write a lambda calculus abstraction which, when a Church numeral n is applied evaluates to the Church numeral n- 1. Note that this is the inverse of the SUCC function. Then explain how your abstraction works and provide an example for the Church numeral 5. (Note that this abstraction need not handle 0.)

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