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
I e
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "I e" is not correct or usable in written English as it appears to be an incomplete expression.
It does not convey a clear meaning and lacks context for proper usage. Example: "I e" does not provide enough information to form a coherent sentence.
⚠ 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
13 human-written examples
i E i + W n n i ?
w i L i, E i ?
Science
For i = i e, since i ≠ ie', then i e ≠ ie', which means e ≠ e'.
Here, we choose i e such that e i e = 1.
Selects the initial node i (E i > E k, ∀k∈ N).
Thus, it can be deduced that (T∪{ i e } c∖I= T c ∖(I∪{ i e }).
Human-verified similar examples from authoritative sources
Similar Expressions
45 human-written examples
The current-potential (I-E) curves show two transition points.
Science
That's spelled L-I-E.
News & Media
That's a total L-I-E.
News & Media
Images courtesy of M-I-E.
News & Media
Several PAMs have been described for type I-E.
Science
Expert writing Tips
Best practice
When using "I e", ensure it's clear from the context that you mean "I emailed" or "that is". Avoid ambiguity by spelling out the full phrase, especially in formal writing.
Common error
Avoid using "I e" without context, as it can be easily misinterpreted. Always ensure the reader can clearly understand whether you mean "I emailed" or are attempting to use the abbreviation "i.e.".
Source & Trust
81%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The function of "I e" varies depending on the intended meaning. It can act as a shortened verb phrase (I emailed) or an abbreviation of the Latin phrase id est ("that is"). Ludwig AI indicates it's not a standard expression in written English, suggesting careful use is needed.
Frequent in
News & Media
30%
Science
30%
Formal & Business
20%
Less common in
Wiki
10%
Encyclopedias
5%
Reference
5%
Ludwig's WRAP-UP
In summary, the phrase "I e" is ambiguous and can represent either a shortened form of "I emailed" or an incorrect usage of the abbreviation "i.e." (id est). Ludwig AI underscores that it's not a standard expression in written English. Due to its potential for misinterpretation, it is best reserved for informal contexts where the meaning is clear. In formal or professional writing, it's advisable to use the full phrase "I emailed" or the correct abbreviation "i.e." to ensure clarity and avoid confusion. Therefore, consider context and audience when deciding whether to use "I e".
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
I mean
Provides a clarification or restatement of a previous point.
that is
Introduces a more precise or detailed explanation of something.
for example
Introduces specific instances to illustrate a general point.
in other words
Offers a rephrasing of a statement for better understanding.
specifically
Indicates a more precise and detailed focus.
to clarify
Introduces additional information to avoid ambiguity.
put differently
Provides an alternative phrasing to aid comprehension.
by way of explanation
Offers a detailed explanation or rationale.
as an illustration
Presents an example to demonstrate a concept.
consider this
Introduces a specific point for focused attention.
FAQs
How should I interpret the abbreviation "I e" in a text?
The abbreviation "I e" can be ambiguous. It might mean "I emailed", or it could be a typo for "i.e.", which means "that is". Context is crucial for determining the correct interpretation.
What is the correct way to write "that is" in formal writing?
In formal writing, it is best to use "that is" or its abbreviation "i.e." to ensure clarity. Avoid using potentially ambiguous abbreviations like "I e".
When can I use "I e" to mean "I emailed"?
Using "I e" to mean "I emailed" is acceptable in informal communication, such as texting or informal emails, where context makes the meaning clear. Avoid it in formal writing.
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
81%
Authority and reliability
2.8/5
Expert rating
Real-world application tested