vector decomposition
- noun
- /ˈvɛktər ˌdiːˌkɒmpəˈziːʃən/
- Specialized
- By applying vector decomposition, the students were able to calculate the horizontal and vertical components of the motion.
Examples
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In physics class, we learned about vector decomposition to find the components of forces acting at different angles.
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The vector decomposition helps engineers analyze how wind forces affect the structure of the building.
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So if we did vector decomposition, we would write a vector like this and a vector like that.
Synonyms
A way of studying something by breaking it into parts
Splitting a math object into simpler parts to study it
Surface Forms
Morphology
The phrase is transparently compositional: 'vector' (a quantity with magnitude and direction) combined with 'decomposition' (breaking into simpler components) directly yields the meaning of breaking a vector into component parts. This is a standard technical naming pattern in mathematics and physics and would be understandable to a B1 learner who knows both constituent words.
Etymology
Vector decomposition comes from the simple picture of taking one long arrow, a vector, and splitting it into smaller arrows along chosen directions; that split is the decomposition. That's why it means 'breaking a vector into parts' so you can study each part separately.