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Discover LudwigSuggestions(5)
The phrase "defined as the sum" is grammatically correct and can be used in written English.
It is typically used to introduce a definition or explanation of a term or concept. Example: "The term 'gross domestic product' is defined as the sum of all goods and services produced within a country's borders in a given time period."
Exact(60)
Total HOMs is defined as the sum RO2· + E1 + E2.
The option space is defined as the sum of all feasible scenarios.
Total water was defined as the sum of water from all 147 food and beverage items.
Errors were defined as the sum of misses and incorrect responses.
Cardiometabolic risk was defined as the sum of six anthropometric and biochemical risk markers.
Traditionally, accuracy of an instrument is defined as the sum of the precision and the bias.
The total cost is defined as the sum of supply, production, transportation, inventory, and facility costs.
Water from fluids was defined as the sum of water from all beverages, milks, juices, and soups and water, whereas water from foods was defined as the sum of water from all other food items.
The total intensity of each blob is defined as the sum of the intensities of all the pixels it includes.
Inelastic strain is defined as the sum of time-independent and time-dependent components.
Errors were defined as the sum of responses, indicating the incorrect direction, misses and failure to press the concurrent button.
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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