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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
at the case when
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "at the case when" is not correct and does not sound natural in written English.
It seems to be an attempt to refer to a specific situation or condition, but the phrasing is awkward. Example: "At the case when the results were inconclusive, we decided to conduct further tests."
⚠ May contain grammatical issues
Science
News & Media
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
3 human-written examples
This study looked individually at the five control rules listed in Fig. 3 and also at the case when any of the five rules was activated.
We first look at the case when there is no quantization and the left hearing aid receives an error-free description of.
To further evaluate the performances of the proposed HRMIR approach at the case when the estimated packet loss rate does not match the actual one, we use 10% as packet loss rate in the RD optimization process, whereas the actual packet loss rate is varied from 0 to 20%.
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
Collided code is defined such that one code index pair is utilized more than once at, which is the case when more than two RSSs choose the same code for the ranging.
(At least that was the case when I looked at the timelines see screenshot).
News & Media
SIC is performed at the receiver in the case when both the primary and the secondary users transmit at the same time.
At least that seemed the case when results of the Research Excellence Framework (REF) were published last month.
News & Media
At least that is the case when the musicians are playing conventional instruments.
News & Media
He added, "Aside from indications that this is a perjured witness, one wonders at the timing of the case, when de Lima is about to face the Senate inquiry on her alleged involvement in the illegal drug case".
News & Media
Or at least that was the case when they sat down a handful of people and explained to them what the hit song was really about.
News & Media
At least that's the case when it comes to New York City public school lunches, according to a young filmmaker's documentary.
News & Media
Expert writing Tips
Best practice
Avoid using the phrase "at the case when" in formal writing. Opt for clearer and more accepted alternatives like "in the event that" or "when".
Common error
Using "at the case when" can make your writing sound unnatural and less professional. Always consider more concise and grammatically sound options.
Source & Trust
76%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "at the case when" functions as an attempt to introduce a conditional clause or specify a circumstance. However, as Ludwig AI indicates, the phrasing is awkward and grammatically questionable. It's meant to connect an action or event to a particular situation.
Frequent in
Science
34%
News & Media
33%
Formal & Business
0%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "at the case when" is considered grammatically incorrect and awkward in standard English. As Ludwig AI points out, it's best to avoid this phrase and opt for clearer alternatives such as "in the event that", "when", or "in the situation where". While the intention is to introduce a conditional clause, the non-standard usage detracts from clarity and professionalism. Usage examples, while present in scientific and news contexts, do not justify its acceptance, given the availability of better alternatives.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
in the event that
Replaces "at the case when" with a standard conditional phrase.
in the situation where
Uses "situation" instead of "case" for better clarity.
when that happens
Simplifies the phrase to a more direct conditional expression.
if that is so
Offers a concise alternative using the conditional "if".
under circumstances where
Replaces "case" with "circumstances" for a more formal tone.
in instances when
Substitutes "case" with "instances" for a slightly different nuance.
should that occur
Presents a more formal and less common conditional.
on occasions when
Uses "occasions" to emphasize the specific instances.
given that
Introduces a condition or premise in a concise manner.
when
A very direct and concise way to introduce a condition.
FAQs
What are some alternatives to "at the case when"?
You can use alternatives like "in the event that", "in the situation where", or simply "when" depending on the context.
Is "at the case when" grammatically correct?
No, "at the case when" is not considered grammatically correct in standard English. It's better to use more common and accepted phrases.
How can I use "when" instead of "at the case when"?
You can often replace "at the case when" with "when" to make your sentence more concise and grammatically sound. For example, instead of "at the case when it rains", say "when it rains".
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
76%
Authority and reliability
2.8/5
Expert rating
Real-world application tested