The phrase "a triad of functions" is correct and usable in written English.
You can use it when referring to three related functions or roles that work together in a specific context.
Example: "The software is designed to perform a triad of functions: data analysis, reporting, and visualization."
Alternatives: "a trio of functions" or "three functions".
This chapter suggests that a science-based risk approach framework for analyzing, designing, and managing the complex systems entails a triad of complementary functions: measurement or testing, modeling or simulation, and risk-based objectives to bound performance.
ASD is diagnosed when a triad of behavioural abnormalities are observed; specifically impaired social functioning, impaired communication, and repetitive and restricted behaviours and interests [1].
Autism spectrum disorder (ASD) is defined behaviourally by a triad of impairments with difficulties in both social (social and communication difficulties) and more general functioning (restricted and repetitive behaviours) (ICD-10; World Health Organization, 1993).
The results also suggested that a triad of residues, Tyr137, Ser47, and Tyr110 from a neighboring subunit, are required to correctly position Tyr137 for its function, and this was confirmed by site-directed mutagenesis.
Rounding off a triad of death-related memes is Graham.
The United States has a triad of air-, sea- and land-based nuclear weapons.
All right, so now most of your misconceptions of ZZ Top being a triad of brainless rednecks have been quelched and you're wondering just where Billy, Dusty and Frank are at, strictly in terms of how they function as a rock'n'roll band.
They are associated with a triad of impairment in cognitive ability, depression and physical health.
Why would a triad of Fourier components in a real world signal be phase-coupled?
It is designed for a triad of applications to be implemented in successive stages.
