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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
lf that is
Grammar usage guide and real-world examplesUSAGE SUMMARY
✓ Grammatically correct
Science
News & Media
Alternative expressions(20)
provided that
assuming that
in the event that
in the event that it is
assuming that it is
if it happens to be
considering it to be
given that it is
seeing that it is
whenever that is
wherever that is
unless this is
if that's the case
if you're
whether it's
if that holds true
whether that is
whether that becomes
whether that exists
in the event that is true
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
An early-flowering gene has been identified and used in pea (lf) that is different from either of the genes in pea that modify photosensitivity (hr and sn).
Science
From the first day of study, the nonsurvivor group presented a reduced left ventricular stroke work systolic index and a reduced low frequency (LF) that is one of the HRV indexes.
Science
Furthermore, a portion of the LF that is entrapped in the pores in pretreated solids will be transferred to the hydrolysis tank even after the washing of solids [ 62].
Science
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
The effect of applying these sorts of pragmatic knowledge will be to appropriately configure the surface-oriented LFs that are handed off to the surface realizer, or, for pragmatic features that cannot be incorporated into the LFs, to annotate the LFs with these features (e.g., stress marking).
Science
The fact that a commercially-available LF preparation (LF-HMA) that is widely used in basic research studies and for evaluation of vaccines and therapeutics is 3-fold less potent than native LF (LF-A) should be considered when comparing published studies and in the design of future experiments.
Science
Recently, screening methods have led to the discovery of LF inhibitors that are membrane permeable.
This was reminiscent of cep-1 loss-of-function (lf) mutants that are also resistant to IR-induced apoptosis.
Science
This is more pronounced in LT than in LF seeds that are feedback-sensitive to Met/SAM [ 15].
Science
One criterion we used was accumulated oxidative stress in selective muscles, which was determined as the amount of intramuscular LF granules that are formed.
The spectra obtained for the biferrous active site of the ferritin showed 4 LF transitions that were paired by their VTVH MCD behaviors.
Science
The presence of Lf produces a response that is probably adaptive for cell surface interactions, including factors affecting increased adhesion to and remodelling of epithelial cells: hsf, maf, porB, and pilP.
Science
Expert writing Tips
Best practice
When using "lf that is", ensure it clearly connects a condition or possibility to a specific outcome or characteristic. This phrase is best suited for formal or scientific contexts where precision is important.
Common error
Avoid using "lf that is" in casual conversation or informal writing. Opt for simpler alternatives like "if it is" or "when it's" to maintain a natural tone.
Source & Trust
83%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "lf that is" functions as a conditional conjunction, introducing a clause that specifies a condition or requirement for a statement to be true or applicable. It sets the stage for a particular scenario, as seen in the provided examples from Ludwig.
Frequent in
Science
60%
News & Media
30%
Formal & Business
10%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "lf that is" is a formal phrase used to introduce conditional clauses, often found in scientific and formal contexts. While grammatically correct, it's relatively rare and should be used judiciously in informal settings. Ludwig examples confirm its use in establishing specific dependencies. Alternatives include "provided that" and "assuming that". The phrase’s formality means it best fits scenarios requiring precision and clarity, reinforcing its value in academic and technical discussions.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
in the event that it is
This alternative provides a more formal and conditional tone compared to the original phrase.
assuming that it is
This phrase introduces a condition or assumption related to the statement.
if it happens to be
This alternative conveys a sense of possibility or chance.
in cases where it is
This phrase is suitable when referring to specific situations or instances.
when it actually is
Emphasizes the reality or actuality of the condition.
considering it to be
Suggests a more thoughtful or deliberate assessment.
given that it is
Introduces the statement as a known or accepted fact.
supposing it is
Presents the statement as a hypothesis or supposition.
seeing that it is
This alternative provides a sense of observation or realization.
on the understanding that it is
Implies an agreement or precondition for the statement.
FAQs
How can I use "lf that is" in a sentence?
The phrase "lf that is" is used to introduce a condition or specification. For example: "The experiment will proceed, lf that is possible."
What are some alternatives to "lf that is"?
Alternatives include "provided that", "assuming that", or "in the event that". The best choice depends on the specific context.
Which is correct, "lf that is" or "if it is"?
"lf that is" is more formal than "if it is". While both are grammatically correct, "lf that is" is typically used in more formal or scientific writing.
What's the difference between "lf that is" and "in that case"?
"lf that is" introduces a conditional statement, whereas "in that case" refers to a specific situation already mentioned. Use "lf that is" to set a condition, and "in that case" to respond to one.
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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
83%
Authority and reliability
4.1/5
Expert rating
Real-world application tested