/**
* Get the root of ECR <code>e</code>
*
* @param e
* @return
*/
ECR findRoot(ECR e) {
return (ECR) e.findRoot();
}
/**
* Get the root of ECR <code>e</code>
*
* @param e
* @return
*/
ECR findRoot(ECR e) {
return (ECR) e.findRoot();
}
