has not been formulated

USAGE SUMMARY

The phrase "has not been formulated" is correct and usable in written English.
It can be used when discussing something that has not yet been created, developed, or defined, such as a plan, idea, or theory. Example: "The new policy has not been formulated, so we are still operating under the old guidelines."

✓ Grammatically correct

Science

News & Media

Wiki

Human-verified examples from authoritative sources

Exact Expressions

11 human-written examples

While the plan has not been formulated, it will probably include a limited gun safety bill focused on stemming gun trafficking and enhancing background checks to compel states to better comply with laws on reporting records regarding criminals and mentally ill people.

The New York Times

Anyhow, even if the concept is extensively employed in the practice, any proper definition has not been formulated yet.

International Journal of Solids and Structures

However, the theory of lower and upper solutions for boundary value problems with general interface conditions has not been formulated, to our knowledge.

Boundary Value Problems

Moreover, to the best of authors' knowledge, the synchronization analysis of CDNs with changing coupling strength has not been formulated yet.

Advances in Difference Equations

Hence, by using the results in [12] and [11] and the equivalence result in Lemma 15, Theorem 5 is essentially known even if it has not been formulated in this way before.

Journal of Inequalities and Applications

To the best of the authors' knowledge, multi-period integrated gas and electric system optimal power flow (M-GEOPF) has not been formulated based on precise nonlinear electric power and gas flow models.

Journal of Modern Power Systems and Clean Energy

Human-verified similar examples from authoritative sources

Similar Expressions

49 human-written examples

However such limiter schemes have not been formulated and reported in the literature for tensor variables.

Computers & Fluids

However, exact optimal values for the resistances of the LR circuits have not been formulated in the research literature thus far, and approximate values have been used.

Journal of Sound and Vibration

Specifically, the necessary requirements for the design and testing of hardware and software systems for user-system interfaces have not been formulated in a rigorous and reliable manner.

Advanced Engineering Informatics

The materials chosen for analysis in the present study represent the basic mixes in their standard form, i.e. the materials have not been formulated with any additional pigments, aggregates or 'tooled' to achieved an optional surface finish.

Heritage Science

Many studies have linked calcineurin with changes of a variety of ion channels, but the therapeutic approaches to target calcineurin for correcting cardiac electrical disturbance have not been formulated.

Trends in Cardiovascular Medicine

Expert writing Tips

Best practice

Use "has not been formulated" when you want to indicate that a plan, idea, or system is still in the early stages of development or doesn't exist yet.

Common error

Don't use overly complex vocabulary when "has not been formulated" works perfectly well. Simpler language often communicates your message more clearly and effectively.

Linguistic Context

The phrase "has not been formulated" functions as part of a verb phrase, specifically in the passive voice. It indicates the absence of a completed action of formulation. As Ludwig AI confirms, this is correct and commonly used.

Expression frequency: Common

Frequent in

Science

61%

News & Media

21%

Wiki

9%

Less common in

Formal & Business

6%

Encyclopedias

3%

Reference

0%

Ludwig's WRAP-UP

In summary, the phrase "has not been formulated" is a grammatically sound and relatively common expression used to indicate that something lacks a defined structure or has not yet been created. Ludwig AI confirms its correctness, and the provided examples illustrate its use across various domains, from science and news to more general contexts. While appropriate for general usage, its subtle formality lends itself well to neutral to formal contexts like academic, scientific, or professional writing. When using the phrase, consider related alternatives like "has not been developed" or "is yet to be formulated" to best fit the specific nuance you aim to convey.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

is yet to be formulated

Emphasizes that the formulation is expected to happen in the future.

has not been developed

Replaces "formulated" with a more general term for creation or development.

has not been created

Focuses on the act of creation, suggesting something didn't come into existence.

has not been defined

Emphasizes the lack of a clear definition or explanation.

has not been established

Highlights the absence of something being set up or instituted.

has not been devised

Suggests a plan or method has not been invented or planned.

has not been shaped

Implies something lacks a defined structure or form.

has not been worked out

Suggests a solution or plan is still in the process of being developed.

has not taken shape

Similar to "has not been shaped" but more idiomatic.

remains unformulated

Uses a more formal and concise phrasing.

FAQs

How can I use "has not been formulated" in a sentence?

You can use "has not been formulated" to indicate that a plan, idea, or system is still in the early stages of development or doesn't exist yet. For example: "The marketing strategy "has not been formulated" yet, so we cannot launch the campaign."

What can I say instead of "has not been formulated"?

You can use alternatives like "has not been developed", "has not been defined", or "is yet to be formulated" depending on the context.

Is it correct to say "hasn't been formulated"?

Yes, "hasn't been formulated" is a contraction of "has not been formulated" and is grammatically correct and commonly used, especially in informal contexts.

What's the difference between "has not been formulated" and "is being formulated"?

"Has not been formulated" indicates that something doesn't exist yet. "Is being formulated" indicates that something is currently in the process of being developed or created.