Description: The symbol at a given index of a cyclically shifted nonempty word is the symbol at the shifted index of the original word. (Contributed by AV, 13-May-2018) (Revised by AV, 21-May-2018) (Revised by AV, 30-Oct-2018) (Proof shortened by AV, 12-Oct-2022)
Ref | Expression | ||
---|---|---|---|
Assertion | cshwidxmod | |