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Omni-MATH / Let Z_(≥0) be the set of all nonnegative integers. Find all the functions f:Z_(≥0)→Z_(≥0) satisfying the relation f(f(f(n)))=f(n+1)+1 for all n∈Z_(≥0). · Discussion

Discussing Let Z_(≥0) be the set of all nonnegative integers. Find all the functions f:Z_(≥0)→Z_(≥0) satisfying the relation f(f(f(n)))=f(n+1)+1 for all n∈Z_(≥0). · Omni-MATH

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