https://github.com/cran/Matrix
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Tip revision: 821d83934b60a0aa1ae07fa300346494e685d6a6 authored by Douglas Bates on 30 March 2005, 00:00:00 UTC
version 0.95-4
Tip revision: 821d839
dtCMatrix.R
setMethod("t", signature(x = "dtCMatrix"),
          function(x) .Call("tsc_transpose", x),
          valueClass = "dtCMatrix")

setAs("dtCMatrix", "dgTMatrix",
      function(from) .Call("tsc_to_dgTMatrix", from))

setAs("dtCMatrix", "dgeMatrix",
      function(from) as(as(from, "dgTMatrix"), "dgeMatrix"))
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