Type Alias EnsureRootOrHalfTechnicalCommittee 

pub type EnsureRootOrHalfTechnicalCommittee = EitherOfDiverse<EnsureRoot<AccountId>, EnsureProportionAtLeast<AccountId, TechnicalCommitteeCollectiveInst, 1, 2>>;

Aliased Type

pub struct EnsureRootOrHalfTechnicalCommittee(/* private fields */);