Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
under the constraint
Grammar usage guide and real-world examplesUSAGE SUMMARY
"under the constraint" is a correct and usable phrase in written English.
It means that something is done or happens under certain rules or restrictions. For example, "We must design the project under the constraint of a tight budget."
✓ Grammatically correct
Science
News & Media
Academia
Alternative expressions(16)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
And Wolverton clearly chafes under the constraint of conventional genres.
News & Media
We also derive the optimal nonlinear tax under the constraint that it be independent of the holding period.
Academia
All optimization is conducted under the constraint of 99% purity of the IgG.
Science
It also considers optimality under the constraint that the resulting estimator be unbiased.
Science
What does Scalia mean when he says that "even the Virginia Senators" are under the constraint of knowing that "the State government is not their government"?
News & Media
The background linear scheme is optimized under the constraint of preserving an approximate dispersion dissipation relation.
A direct numerical method is developed to calculate the filament motion under the constraint of inextensibility.
To address this, recent work proposes to maximize recall of the classifier under the constraint that its precision should be greater than a specified threshold.
Academia
And so it turns out that you can rewrite this maximization problem as the product of the maximum of this quadratic form under the constraint of unit vectors.
ReCombinatorics does a brilliant job laying out rigorous solutions to the haplotype phasing problem under the constraint that there is only limited recombination.
To minimize the IPCF under the constraint of EA, optimization technology with adaptive simulated annealing (ASA) algorithm is adopted.
Science
Expert writing Tips
Best practice
When using "under the constraint", clearly state what the constraint is. For example, instead of saying "The project was developed under the constraint", specify "The project was developed under the constraint of a limited budget".
Common error
Avoid using "under the constraint" without specifying the actual limitation. This can lead to ambiguity and confusion. Always provide context to clarify the restriction.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "under the constraint" primarily functions as a prepositional phrase modifying a verb or noun. It introduces a condition or limitation affecting the action or state being described. According to Ludwig, the phrase is correct and usable.
Frequent in
Science
75%
News & Media
15%
Academia
10%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "under the constraint" is a grammatically correct and frequently used expression in written English. As Ludwig AI confirms, it indicates that something is done within certain limitations. Predominantly found in scientific and academic contexts, this phrase serves to specify the conditions affecting an action or situation. When employing this phrase, it is best practice to clearly articulate the nature of the constraint to avoid ambiguity. Related phrases like "limited by" or "subject to the condition" can be used as alternatives to add variety to your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
constrained by
A more concise synonym, emphasizing the act of being restricted.
under certain restrictions
Similar to the original, but using "restrictions" instead of "constraint".
subject to the condition
Replaces "under the constraint" by emphasizing the conditional aspect of the limitation.
limited by the condition
This alternative focuses on the limitation imposed by a specific condition, slightly more direct.
bound by the restriction
Emphasizes the binding nature of the limitation, making it sound more formal.
within the bounds of
This phrase indicates operating inside a defined limit or scope.
subject to certain limitations
Highlights the presence of limitations without specifying their exact nature.
conditioned upon
Focuses on the dependency on certain conditions being met.
dependent on the limitation
This alternative underscores how much depends on complying with the limitation.
in light of the limitations
Changes the perspective to consider something from the point of view of the limitation.
FAQs
How to use "under the constraint" in a sentence?
You can use "under the constraint" to indicate that an action or decision is being made within specific limitations or restrictions. For example, "The design was created "constrained by" a tight budget" or "The experiment was conducted "limited by the resources"".
What can I say instead of "under the constraint"?
You can use alternatives like "subject to the condition", "limited by", or "bound by", depending on the context.
Which is correct, "under the constraint of" or "under the constraints of"?
Both phrases are grammatically correct, but "under the constraint of" is generally used when referring to a single, specific limitation, while "under the constraints of" is used when referring to multiple limitations or a more general set of restrictions.
What's the difference between "under the constraint" and "given the constraint"?
"Under the constraint" implies that an action is performed while adhering to a limitation, whereas "given the constraint" suggests that the limitation is acknowledged as a factor in decision-making. They are very similar, but "given the constraint" focuses more on acknowledgement.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested