Function Reduce2

vector/vector/def.go:74–88

(
	xs, ys Vector[T],
	n uintptr,
	zero T,
	fn func(r, x, y T) T,
)

}

func Reduce2[T any](
	xs, ys Vector[T],
	n uintptr,
	zero T,
	fn func(r, x, y T) T,
) (result T) {
	result = zero
	xi, yi := xs.Offset, ys.Offset
	for i := uintptr(0); i < n; i++ {
		result = fn(result, xs.Values[xi], ys.Values[xi])
		xi += xs.Inc
		yi += ys.Inc
	}
	return result
}