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 quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

both the two complexes

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "both the two complexes" is not correct in written English.
The word "both" already implies two, so it is redundant to use "the two" alongside it. Example: "Both complexes were designed with sustainability in mind."

⚠ May contain grammatical issues

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

1 human-written examples

Both the two complexes consist of two-dimensional architecture with a 4.82 topology.

Human-verified similar examples from authoritative sources

Similar Expressions

58 human-written examples

Variable temperature magnetic susceptibility studies reveal that there are antiferromagnetic interactions between the Mn II) ions and the radical through the N O group in both of the two complexes.

Science

Polyhedron

In addition, both of Δ GSA for the two complexes (−6.6 kcal/mol and −6.2 kcal/mol) are approximately equivalent.

Both complex 1 and complex 3 were enriched in the category "cell wall", but with genes indicating divergent functions in the two complexes.

The tribe sold $410 million in 30-year bonds to build the two complexes, Mr. Allen said.

News & Media

The New York Times

Analysts today estimate the value of the two complexes at about $1.9 billion.

News & Media

The New York Times

Many of the two complexes' residents fear that their homes are destined to become luxury housing.

News & Media

The New York Times

One officer patrols the two complexes daily from 4 p.m. to midnight.

News & Media

The New York Times

The relaxivity of the two complexes were also determined.

However, the specific contacts differ substantially between the two complexes.

The reaction conditions of the two complexes are identical.

Science

Polyhedron
Show more...

Expert writing Tips

Best practice

When referring to two items, choose either "both" or "the two" to avoid redundancy. For example, use "both complexes" or "the two complexes", but not "both the two complexes".

Common error

Be mindful of using redundant phrases. "Both" already implies two, so avoid using "the two" alongside it. Strive for conciseness and clarity in your writing.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

82%

Authority and reliability

2.8/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "both the two complexes" functions as a determiner phrase aiming to specify a particular set of two complexes. However, Ludwig AI indicates this phrase is grammatically incorrect due to redundancy.

Expression frequency: Rare

Frequent in

Science

50%

News & Media

50%

Formal & Business

0%

Less common in

Academia

0%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

In summary, while the phrase "both the two complexes" aims to specify a set of two complexes, it is considered grammatically incorrect because the word "both" already implies a quantity of two. Ludwig AI flags it as redundant. More appropriate alternatives include simply using "both complexes" or "the two complexes". The phrase is most likely to be found in scientific or technical writing, but due to the grammatical error, it's important to favor one of the suggested alternatives for clear and correct communication. The most authoritative sources use similar constructions but avoid the redundancy.

FAQs

Why is "both the two complexes" considered grammatically incorrect?

The phrase "both the two complexes" is redundant because "both" already implies a quantity of two. Using "the two" in addition to "both" is unnecessary.

What are some correct alternatives to "both the two complexes"?

You can use either "both complexes" or "the two complexes". Both are grammatically sound and convey the same meaning.

In what context might I use "the two complexes" instead of "both complexes"?

You might use "the two complexes" when you want to specifically emphasize that you are talking about two particular complexes that have already been mentioned or are otherwise clear from the context. In that case "both complexes" will be ok as well.

Is there a subtle difference in meaning between "both complexes" and "the two complexes"?

Generally, there is no significant difference in meaning. "Both complexes" is slightly more general, while "the two complexes" can imply that you are referring to a specific pair already under discussion.

ChatGPT power + Grammarly precisionChatGPT power + Grammarly precision
ChatGPT + Grammarly

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.

Source & Trust

82%

Authority and reliability

2.8/5

Expert rating

Real-world application tested

Most frequent sentences: