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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
ascertained so far
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "ascertained so far" is correct and usable in written English.
It can be used when discussing information or findings that have been determined or discovered up to a certain point in time. Example: "The results of the investigation have been ascertained so far, indicating a need for further analysis."
✓ Grammatically correct
Science
News & Media
Academia
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
1 human-written examples
Expression analysis ascertained so far for variants I and II in normal tissues [ 25] shows prevalent expression of splice variant I.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
Defendant made a thorough effort to try to ascertain, so far as possible, the effect of photoduplication on plaintiff's business, including the presentation of an expert witness.
Academia
No fewer than sixty-four distinct generic types (many of them with numerous species) of these parasites are recognised as infesting birds, and the author has taken soecial pains to ascertain so far as possible the particular groups of birds to which these various genera respectively devote their attentions.
Science & Research
The satisfaction of our desires, and our very survival, depends upon our coming to ascertain, so far as we can, the truth about the natural world in which we find ourselves and about ourselves too.
Science
The satisfaction of our desires, and indeed our very survival, depends upon our coming to ascertain, so far as we can, the truth about the natural world in which we find ourselves and about ourselves too.
Science
From what we can ascertain about his fiancée so far, it's easy to see the appeal.
News & Media
Most of the non-imprinted UPD cases described so far were ascertained by detection of a homozygous mutation in autosomal recessive genes that did not follow the expected Mendelian allele transmission pattern.
The aim of the second design step is to generate new alternatives that could get a wider agreement than the reasonable alternatives identified so far; this is ascertained in the chapter through a second step of negotiations.
Nisman was found shot in his bathroom a day before he was due to testify in Congress against Fernández de Kirchner, but prosecutors have so far failed to ascertain whether it was suicide or murder.
News & Media
No member of Congress, so far as can be ascertained, has made that accusation in so many words.
News & Media
The number of lives lost so far as can be ascertained at present is 16.
News & Media
Expert writing Tips
Best practice
When using "ascertained so far", ensure that the context clearly indicates the timeframe or scope to which the information has been determined. This provides clarity and avoids ambiguity.
Common error
Avoid using "ascertained so far" when the information is considered complete or final. The phrase implies that further information may become available or that the current understanding is not exhaustive.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "ascertained so far" functions as a qualifier, modifying a statement to indicate that the information presented is based on what has been determined up to the present time. As Ludwig AI confirms, it is grammatically correct and usable.
Frequent in
Science
35%
News & Media
33%
Academia
32%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "ascertained so far" is a grammatically correct phrase used to indicate that certain information has been determined up to a specific point in time, implying that further details may emerge. As confirmed by Ludwig AI, its usage is appropriate across various contexts, especially in science, news and media, and academic writing. When using this phrase, ensure clarity about the timeframe and scope, and avoid using it when the information is considered final. Alternatives include "determined to date" and "established thus far". While the phrase is not highly frequent, it serves a specific communicative purpose of providing a provisional update.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
determined to date
This alternative uses "determined" instead of "ascertained" and "to date" instead of "so far", offering a more concise phrasing.
established thus far
This phrase replaces "ascertained" with "established" and "so far" with "thus far", resulting in a slightly more formal tone.
discovered up to now
Using "discovered" changes the focus to the act of finding information, while "up to now" is a common substitute for "so far".
known at this point
This alternative focuses on the state of knowledge at the current time, using simpler vocabulary.
found out until now
"Found out" is a more informal synonym for "ascertained", maintaining the sense of discovery.
what has been learned thus far
This is a more verbose alternative that emphasizes the learning process.
the extent of current knowledge
This phrase shifts the focus to the overall scope of understanding.
the information gathered thus far
This focuses on the collection of data and information.
presently known
A concise and formal way to express the current state of knowledge.
what we've been able to find out so far
This is a more conversational alternative that highlights the effort involved in the discovery.
FAQs
How can I use "ascertained so far" in a sentence?
Use "ascertained so far" when you want to indicate that certain information has been determined up to a specific point, implying that more may be discovered later. For example, "The cause of the malfunction has not been fully "ascertained", but the following facts have been "ascertained so far"."
What's a formal alternative to "ascertained so far"?
A more formal alternative to "ascertained so far" is "established thus far". For example, "The key principles have been "established thus far"".
What is the difference between "ascertained" and "ascertained so far"?
"Ascertained" implies that something has been definitely determined. "Ascertained so far" implies that while some information has been determined, the investigation or discovery is ongoing, and more information may be revealed.
What can I say instead of "ascertained so far"?
You can use alternatives like "determined to date", "discovered up to now", or "known at this point" depending on the context.
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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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested