private ProviderPower() {
}
@Override
public IndexMappingProvider create(IndexMappingProvider opu, Tensor from, Tensor to) {
final Power fromP = (Power) from, toP = (Power) to;
if (IndexMappings.mappingExists(fromP.get(1), toP.get(1)) && IndexMappings.mappingExists(fromP.get(0), toP.get(0)))
return new DummyIndexMappingProvider(opu);
return IndexMappingProvider.Util.EMPTY_PROVIDER;
}