# NOT RUN {
library(Matrix)
library(rsparse)
# dgCMatrix - CSC
m = rsparsematrix(20, 20, 0.1)
# make CSR
m = as(m, "RsparseMatrix")
inherits(m[1:2, ], "RsparseMatrix")
inherits(m[1:2, 3:4], "RsparseMatrix")
# }
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