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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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as a function of

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "as a function of" is correct and usable in written English.
This phrase is used to indicate a dependence of one thing on another. For example, "The success of the project hinged on the accuracy of the calculations as a function of the available data."

✓ Grammatically correct

Science

Academia

News & Media

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

We want to view a as a function of theta.

Tracing performance as a function of experience.

Science & Research

Nature

xA as a function of yA.

Examined and as a function of.

(a) Calculated HMTP (or ) as a function of the Plaser.

Science & Research

Nature

(a) Total photoluminescence intensity as a function of stage position.

Science & Research

Nature

(a) The measured cleavage energy as a function of temperature.

Science & Research

Nature

Themes were checked for differences as a function of group.

Science & Research

Nature

Predicted probability of infection as a function of antibody levels.

Science & Research

Nature

(c) Output power as a function of applied biaxial strain.

Science & Research

Nature

Stochasticity as a function of bet-hedger frequency.

Science & Research

Nature
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Expert writing Tips

Best practice

When using "as a function of", ensure that the relationship between the variables is clear and that the context supports a formal or scientific tone.

Common error

While "as a function of" is appropriate for expressing complex dependencies, avoid using it when a simpler phrase like "depends on" would suffice for better clarity.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

86%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "as a function of" acts as a prepositional phrase indicating a relationship of dependence or covariation between two variables. It establishes that one element changes in relation to another, as shown in Ludwig's examples.

Expression frequency: Very common

Frequent in

Science

43%

Academia

38%

News & Media

13%

Less common in

Encyclopedias

4%

Formal & Business

2%

Social Media

0%

Ludwig's WRAP-UP

In summary, the phrase "as a function of" is a grammatically correct and frequently used prepositional phrase that indicates a relationship of dependence. It is most commonly found in scientific and academic contexts, as supported by Ludwig's examples and is deemed correct by Ludwig AI. While versatile, it is best suited for formal settings and technical discussions. For simpler relationships, consider using alternatives such as "depends on" or "is related to" to enhance clarity.

FAQs

How can I use "as a function of" in a sentence?

Use "as a function of" to show how one thing changes or depends on another, for example: "The output power is measured "as a function of" input voltage".

What are some alternatives to "as a function of"?

Depending on the context, you could use phrases like "depends on", "is related to", or "varies with" as alternatives to "as a function of".

Is "as a function of" formal or informal?

"As a function of" is generally considered a formal phrase, commonly used in scientific, academic, and technical contexts. Simpler alternatives might be better suited for informal settings.

When is it best to use "as a function of" over simpler alternatives?

Use "as a function of" when you want to emphasize a mathematical or precise relationship between two variables. For less technical contexts, phrases like "depends on" or "is affected by" may be more appropriate.

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Real-world application tested

Most frequent sentences: