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
for some intervals
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "for some intervals" is correct and usable in written English.
It can be used when discussing time periods or ranges in various contexts, such as mathematics, music, or any situation involving time. Example: "The temperature remained constant for some intervals during the day, but fluctuated at other times."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Alternative expressions(5)
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
7 human-written examples
However, the existence of different modes that can make the system unstable creates a more complex scenario for some intervals of the governing parameters.
Science
The past climatically induced variability in the landscape of the Terek-Kuma Lowland is reconstructed for all Neopleistocene (i.e., Middle and Late Pleistocene) interglacial and glacial periods and for some intervals during the later Early Pleistocene stages.
Science
The mean ratio of Pedersen conductivities derived by the photometric method to those by EISCAT is about 0.79, and the ratio is relatively constant with time except for some intervals.
Science
We will remove this assumption and consider the following situations: (i) observation data may be missing for some intervals; and (ii) there are multiple observation streams that are not necessarily synchronous to each other and may have different "emission distributions" for the same state.
Science
For most time periods, a prevalence of<5% could not be ruled out, for some intervals the detection limit was as high as 10%.
Science
In addition to the mature miRNA and the miRNA star, additional reads are present for some intervals.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
50 human-written examples
For some interval it almost seemed as if his own heart would snap; his own reason go down.
News & Media
Most of western Europe, eastern Australia, parts of Africa, South America, India, Madagascar, Borneo, and other areas that are now land were entirely covered by marine waters for some interval of Cretaceous time.
Encyclopedias
Since (I ( 0 ) >0), it follows by the continuity of (u ( t ) ) that I ( t ) >0 for some interval near (t=0).
Science
Instead, bodies losing too much rotation angular momentum fall into chaotic tumbling rotation states where the spin axis wanders randomly for some interval of time.
Science
Remark 1 In most applications, A has the form I k for some interval I ⊂ R and in this case B = I n.
Expert writing Tips
Best practice
When using "for some intervals", clearly define or imply the intervals being referenced to avoid ambiguity. Consider specifying the intervals using numerical data, specific events, or contextual cues.
Common error
Avoid using "for some intervals" without providing sufficient context. Ensure the reader understands which specific intervals are being discussed to prevent confusion or misinterpretation.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "for some intervals" functions as an adverbial phrase modifying a verb. It specifies the duration or timing of an action or state, indicating that it occurs during certain periods. As Ludwig AI explains, this phrase is correct and usable in written English.
Frequent in
Science
70%
News & Media
10%
Encyclopedias
10%
Less common in
Formal & Business
0%
Wiki
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, the phrase "for some intervals" serves to precisely indicate that a condition or event is true or occurs only during certain periods. Ludwig AI confirms its grammatical correctness and usability in diverse contexts, particularly within scientific and technical domains. While the phrase is generally appropriate, its use necessitates clear context to define the specific intervals being referenced. Alternatives like "during certain periods" or "at specific times" can be considered depending on the desired level of specificity. Ensuring clarity and avoiding vague references will result in more effective and precise communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
during certain periods
Replaces "for some intervals" with a more general term indicating specific but undefined timeframes.
at specific times
Focuses on particular moments rather than durations, offering a more precise alternative.
in select time frames
Emphasizes the selection of particular time spans, adding a nuance of choice or specificity.
over particular durations
Highlights the length of the time periods, suitable when duration is a key aspect.
for limited spans
Conveys the idea of restricted time periods, emphasizing their finite nature.
during defined phases
Suggests structured or recognized periods within a larger process or cycle.
within designated time slots
Implies predetermined and assigned time periods, often in scheduling contexts.
across discrete segments
Highlights the separateness of the time periods, useful when they are distinct and non-overlapping.
throughout specific stages
Connects the time periods to particular phases of a process or development.
at determined junctures
Focuses on the critical points in time, emphasizing decision or change moments.
FAQs
How can I use "for some intervals" in a sentence?
You can use "for some intervals" to indicate that something occurs or is true during certain periods of time, like: "The machine operated at peak efficiency "for some intervals", but required recalibration otherwise."
What are some alternatives to "for some intervals"?
Alternatives include phrases like "during certain periods", "at specific times", or "in select time frames", depending on the specific nuance you wish to convey.
Is it better to specify the intervals explicitly instead of saying "for some intervals"?
Specifying the intervals explicitly is generally preferred for clarity, especially in technical or scientific writing. However, "for some intervals" is acceptable when the context makes the intervals clear or when a precise specification is unnecessary.
In what contexts is "for some intervals" most commonly used?
"For some intervals" is frequently used in scientific, engineering, and mathematical contexts where time-dependent phenomena are being analyzed. It can also appear in more general discussions of events that occur periodically.
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
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested