| definition: |
minVarInRule :: Rule _ -> Maybe VarIdx minVarInRule (l, _) = minVarInTerm l |
| demand: |
argument 1 |
| deterministic: |
deterministic operation |
| documentation: |
--- Returns the minimum variable in a rule or `Nothing` if no variable exists. |
| failfree: |
_ |
| indeterministic: |
referentially transparent operation |
| infix: |
no fixity defined |
| iotype: |
{({(,)}) |-> {Just,Nothing}}
|
| name: |
minVarInRule |
| precedence: |
no precedence defined |
| result-values: |
{Just,Nothing}
|
| signature: |
(Rewriting.Term.Term a) -> Prelude.Maybe Prelude.Int |
| solution-complete: |
operation might suspend on free variables |
| terminating: |
possibly non-terminating |
| totally-defined: |
possibly non-reducible on same data term |