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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
at the upper left corner
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "at the upper left corner" is correct and usable in written English.
It can be used to describe a specific location or position, typically in relation to a visual element such as an image, document, or screen layout. Example: "You can find the logo at the upper left corner of the webpage."
✓ Grammatically correct
Wiki
Science
News & Media
Alternative expressions(20)
at the bottom left edge
on the top left corner
to the upper left corner
at the upper left section
at the upper right side
at the bottom left hand corner
at the upper left-hand side
on the upper right corner
in the upper left-hand corner
in the northwest corner
at the bottom left hand
at the southwest corner
in the top left-hand corner
in the top right corner
at the bottom left side
at the lower left corner
upper left corner
at the upper left hand corner
at the upper right corner
in the upper left corner
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
38 human-written examples
Creating a Group Look at the upper left corner of your Facebook home page.
News & Media
The trail begins at the upper left corner of the uppermost parking lot.
News & Media
His torso inclines in a near-perfect echo of the laurel tree at the upper left corner.
News & Media
I'll start at the upper left corner of the page and start writing, in complete thoughts, what I think.
News & Media
The heat pulse is indicated by a red square at the upper left corner of the video.
Science & Research
Instead of starting at the upper left corner and working her way around the puzzle, she jumped immediately to the right side.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
22 human-written examples
As expected, we found that the accuracy value became maximum, when the "sensitivity" (0.82 on y-axis) and "1 – specificity" (0.13 on x-axis) values were at the point near the upper left corner.
Science
Look at the various tools in the upper left corner.
Wiki
The flag was supposed to be a tri-color (yellow at the top, green in the middle, and red at the bottom) with Vytis in the upper left corner or in the middle.
Wiki
As regards Figure 7, when we consider (S^{C_{65}}=40) located near the center of Ω, we can see that the results at instant (i=600) when the disease has started from the upper left corner of Ω are at most the same as the results obtained at (i=450) when the disease has started near the center of Ω.
Again, there is an apparent 'front', moving upward and laterally from the peak value of 2290 μm at the bottom of the profile, in the upper left corner of the polygon.
Science
Expert writing Tips
Best practice
When describing user interfaces or visual layouts, use "at the upper left corner" to clearly indicate a specific location for elements such as logos, menus, or controls.
Common error
Avoid substituting "at" with "in" or "on" without considering the context. While sometimes interchangeable, "at" is generally more precise when referring to a specific point or location, whereas "in" suggests enclosure and "on" suggests surface contact.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "at the upper left corner" functions primarily as an adverbial phrase of place, modifying a verb or noun by specifying a location. As Ludwig AI suggests, this phrase is widely accepted and understood.
Frequent in
Science
35%
Wiki
33%
News & Media
22%
Less common in
Academia
5%
Encyclopedias
3%
Formal & Business
2%
Ludwig's WRAP-UP
The phrase "at the upper left corner" serves as a precise directional marker, commonly used across diverse fields such as science, technology, and general instructions. As Ludwig AI confirms, the phrase is grammatically sound and widely accepted. Predominantly, it functions as an adverbial phrase of place, offering clear spatial orientation within a visual or physical context. While alternatives like "in the top left corner" exist, "at the upper left corner" maintains a slightly more formal tone. Understanding its correct usage and potential pitfalls, such as misusing prepositions, ensures effective communication. Its frequency and consistent application in authoritative sources underscore its reliability and usefulness in written and spoken English.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
at the top left corner
Replaces "upper" with "top", which is a more common and slightly less formal alternative.
in the upper left corner
Replaces "at" with "in", changing the preposition used to indicate location.
in the top left-hand corner
Uses "top" instead of "upper" and includes "hand", slightly altering the emphasis but maintaining the meaning.
on the upper left corner
Replaces "at" with "on", changes the preposition used to indicate location.
at the upper left-hand side
Replaces "corner" with "side", focusing on the edge rather than the intersection.
to the upper left corner
Uses "to" instead of "at" suggesting movement or direction toward the corner.
in the northwest corner
Uses a directional term (northwest) to specify the location more precisely.
at the junction of the top and left edges
Provides a more descriptive and less direct way of specifying the location.
on the leftmost upper side
Inverts the order and uses "leftmost" and "side", slightly altering the descriptive emphasis.
at the upper port side
Replaces "left" with "port" when referencing nautical contexts.
FAQs
How do I correctly use "at the upper left corner" in a sentence?
Use "at the upper left corner" to describe a specific location on a page, screen, or image. For example: "The logo is located "at the upper left corner" of the document."
What are some alternatives to saying "at the upper left corner"?
You can use alternatives like "in the top left corner", "at the top left corner", or "in the upper left corner", depending on the context and desired level of formality.
Is there a difference between "at the upper left corner" and "in the upper left corner"?
While often interchangeable, "at the upper left corner" typically refers to a specific point, whereas "in the upper left corner" might imply a more general area. The best choice depends on the nuance you want to convey.
Which is more formal: "at the upper left corner" or "at the top left corner"?
"At the upper left corner" is slightly more formal than "at the top left corner", but both are acceptable in most contexts. The choice depends on the overall tone of your writing.
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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
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested