Equation 2 · Part 1 · Humanity Has Always Been a Human–Technology System
Symbol i
What this part means
i is a part of this expression. Its role is fixed by the surrounding article and by the operations shown in the formula.
Its job in the formula
i is a part of this expression. Its role is fixed by the surrounding article and by the operations shown in the formula.
Full expression→Symbol i→Article meaning
The passage around this formula
A minimal cultural-selection model can represent the frequency of a variant i as
Learn the underlying idea
A variable is a named place for a value. Its letter is a local label: x can mean position in one formula and a data point in another.
Open the illustrated variables: a letter stands for a value guide →
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Sources cited in the article section
- [1] Cultural learning ↗
- [3] The cultural niche: Why social learning is essential for human adaptation ↗
- [2] How culture shaped the human genome: bringing genetics and the human sciences together ↗
These citations provide research context; check each source for the exact claim it supports.