Nothing
## ----set-options, echo = FALSE------------------------------------------------
knitr::opts_chunk$set(collapse = TRUE, comment = "#>", dev = "png", fig.width = 7, fig.height = 3.5, message = FALSE, warning = FALSE)
options(width = 80, tibble.width = Inf)
## -----------------------------------------------------------------------------
library("permutations")
options("print_word_as_cycle" = FALSE)
## -----------------------------------------------------------------------------
a <- as.word(char2cycle("(175296)(348)"))
b <- as.word(char2cycle("(27)(45)(89)"))
a
b
## -----------------------------------------------------------------------------
M <- diag(9)
rownames(M) <- 1:9
colnames(M) <- 1:9
M
## -----------------------------------------------------------------------------
M[a,]
## -----------------------------------------------------------------------------
all(M[as.word(id,9),] == diag(9))
all(M[a*b,] == M[a,] %*% M[b,])
## -----------------------------------------------------------------------------
all(M[inverse(a),] == solve(M[a,]))
## -----------------------------------------------------------------------------
all(M[,a*b] == M[,a] %*% M[,b])
## -----------------------------------------------------------------------------
all(M[,b*a] == M[,a] %*% M[,b])
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