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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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a problem has appeared

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "a problem has appeared" is correct and usable in written English.
It can be used to indicate that an issue has arisen or become noticeable in a particular situation. Example: "During the project review, it became clear that a problem has appeared with the budget allocation."

✓ Grammatically correct

News & Media

Science

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

1 human-written examples

All recalled vehicles must be repaired, regardless of whether a problem has appeared, and there is no time limit on the repair.

News & Media

The New York Times

Human-verified similar examples from authoritative sources

Similar Expressions

58 human-written examples

Since this problem has appeared quite recently, there may be something that requires therapeutic help.

Meanwhile another problem has appeared on some of the new models: yellow discoloration under the screen.

But in the past two years, another problem has appeared: China is struggling to mine enough coal to satisfy all the coal-fired plants.

News & Media

The New York Times

Relatively little work on this problem has appeared in the literature, see, e.g., [27], [28].

Science

Plosone

Now a catalogue of problems has appeared over the past 18 months, which, from a forensic investigation of the building, appear to be the result of serious defects in design and construction.

Several solution concepts for multiobjective optimization problem have appeared in the literature viz.

Recently, some existence results for fractional boundary value problem have appeared in the literature (see, e.g., [15 17]).

A growing interest for using optimization techniques in railroad problems has appeared in the operation research literature (see, e.g., Brannlund et al. ([1998]) and Cordeau et al. ([1998])).

It was implied that if you came to a teaching hospital students would be there…" (ME) Recently, other problems have appeared.

To our knowledge, the first work on lower bound for t ∗ was shown by Weissler [5], [6], but during the past several years a number of papers deriving lower bound for t ∗ in various problems have appeared (see [7]).

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Expert writing Tips

Best practice

Use "a problem has appeared" when you want to clearly and directly state that an issue has become evident. It's suitable for neutral and formal contexts.

Common error

While grammatically correct, relying too heavily on passive constructions like "a problem has appeared" can make your writing sound less direct. Consider active alternatives like "an issue emerged" to enhance clarity and impact.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

84%

Authority and reliability

4.1/5

Expert rating

Real-world application tested

Linguistic Context

The phrase functions as an declarative statement, introducing the existence of a new issue. Ludwig examples illustrate its use in reporting emerging difficulties in various domains, from technical issues to personal challenges. It's correctness is stated by Ludwig.

Expression frequency: Common

Frequent in

News & Media

33%

Science

33%

Encyclopedias

11%

Less common in

Formal & Business

0%

Reference

0%

Wiki

0%

Ludwig's WRAP-UP

The phrase "a problem has appeared" is a grammatically correct and commonly used expression to indicate the emergence of an issue or difficulty. Ludwig AI confirms its validity and provides examples from various sources, predominantly News & Media and Scientific publications. While suitable for both formal and informal contexts, users should be mindful of overuse and consider active alternatives for enhanced clarity. Semantically related phrases include "an issue has arisen" and "a difficulty has surfaced". Overall, it's a straightforward way to introduce the existence of a new issue, but diversifying your vocabulary can enhance your writing style.

FAQs

What does "a problem has appeared" mean?

The phrase "a problem has appeared" means that an issue or difficulty has become evident or noticeable. It suggests that the problem was not previously known or visible but has now emerged.

How can I use "a problem has appeared" in a sentence?

You can use "a problem has appeared" to introduce a new issue that has arisen in a particular context. For example, "During the system update, "a problem has appeared" with data synchronization."

What can I say instead of "a problem has appeared"?

You can use alternatives like "an issue has arisen", "a difficulty has surfaced", or "an obstacle has emerged" depending on the context.

Is "a problem has appeared" formal or informal?

"A problem has appeared" is generally considered to be neutral in tone and can be used in both formal and informal contexts, although more direct language is preferable in informal contexts.

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Source & Trust

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Authority and reliability

4.1/5

Expert rating

Real-world application tested

Most frequent sentences: