Dictionary / lexicographic ordering on pairs.
Dictionary / lexicographic preorder for pairs.
Dictionary / lexicographic partial_order for pairs.
Dictionary / lexicographic linear_order for pairs.
Dictionary / lexicographic decidable_linear_order for pairs.
Dictionary / lexicographic ordering on dependent pairs.
The 'pointwise' partial order prod.has_le doesn't make sense for dependent pairs, so it's safe to mark these as instances here.
Dictionary / lexicographic preorder on dependent pairs.
Dictionary / lexicographic partial_order for dependent pairs.
Dictionary / lexicographic linear_order for pairs.
Dictionary / lexicographic decidable_linear_order for dependent pairs.