graph LR
A[Systematic\nstudy of methods] --> B[In a particular\nfield]
A --> C[How to]
C --> D[Select methods]
C --> E[Apply methods]
C --> F[Evaluate methods]
subgraph G[Given situation]
D
E
F
end
The systematic study of Methods in a particular field, in particular, how to select, apply or evaluate methods systematically in a given situation.
A set of methods being applied in some combination