0 If advice, criticism, or actions are constructive, they are useful and intended to help or improve something:
She criticized my writing, but in a way that was very constructive.
If you don't have anything constructive to say, it's better to say nothing.
1 intended to help someone or improve understanding:
She was my most constructive critic.
He develops a constructive framework for proving equalities about programs, and shows how to derive the free theorems in a purely syntactic way.
We thank the anonymous peer reviewers for their valuable insights and constructive comments.
For the same reason, however, it may be difficult to make this approach the centrepiece of a constructive nation-wide youth unemployment policy.
Our method is proved later to be constructive when we investigate the behaviour of solutions in the large cell limit.
This paper proposes a new constructive implementation of real numbers.
That is, the role of constructive, proactive parenting in decreasing children's disruptive antisocial behavior patterns was strongest for children who initially had many problems.
Most teachers considered the activities to be constructive, enjoyable and valuable.
I also thank two anonymous referees and an associate editor of this journal for their helpful and constructive comments.
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