library(lavaan)
data(HolzingerSwineford1939)
HS.model <- ' visual =~ x1 + x2 + x3
textual =~ x4 + x5 + x6
speed =~ x7 + x8 + x9 '
mod <- cfa(HS.model, data=HolzingerSwineford1939)
mats = extractMatrices(mod)
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