Changes in version 1.20.0                        

    o   fix the package anchors for all Rd \link{}

                       Changes in version 1.16.0                        

    o   update according to the SparseArray package

                       Changes in version 1.14.0                        

    o   update according to DelayedArray(>= 0.31.5)

                       Changes in version 1.12.0                        

    o   update according to DelayedArray (>= v0.29.0)

                       Changes in version 1.10.0                        

    o   update for DelayedArray (>= v0.27.2)

                        Changes in version 1.8.4                        

    o   `rowMeans()`, `rowSums()`, `colMeans()`, `colSums()` with row or column
	names

    o   override S4 functions rowDiffs(), colDiffs(), rowSdDiffs(), colSdDiffs(),
	rowVarDiffs(), colVarDiffs(), rowLogSumExps(), colLogSumExps()

                        Changes in version 1.8.3                        

    o   progress bar in `scHDF2GDS()`

    o   update `%*%` with SC_GDSMatrix

    o   update `rbind()` and `cbind()` with SC_GDSMatrix

    o   `runPCA()` on SC_GDSMatrix

                        Changes in version 1.8.0                        

    o   new functions `scNumSplit()`, `scRowAutoGrid()`, `scColAutoGrid()`

    o   update the vignettes

    o   override S4 functions colsum(), rowsum(), scale(), pmin2(), pmax2() for
	SC_GDSMatrix

    o   new S4 generic functions `row_nnzero()`, `col_nnzero()`, `scGetFiles()`,
	`scMemory()`, `scRowMeanVar()`, `scColMeanVar()`

    o   new functions `scSetMax()`, `scSetMin()`, `scSetBounds()`,
	`scReplaceNA()`

    o   update S4 functions `[`, `[[`, `names<-`, `dimnames<-`, aperm, Ops, Math,
	crossprod(), tcrossprod() for SC_GDSArray

    o   override S4 functions rowSums(), colSums(), rowSums2(), colSums2(),
	rowProds(), colProds(), rowMeans(), colMeans(), rowMeans2(), colMeans2(),
	rowVars(), colVars(), rowSds(), colSds(), rowMins(), colMins(), rowMaxs(),
	colMaxs(), rowRanges(), colRanges(), rowAnyNAs(), colAnyNAs(),
	rowCollapse(), colCollapse() for SC_GDSMatrix

                        Changes in version 1.4.0                        

    o   new functions `scMEX2GDS()` and `scHDF2GDS()`

                        Changes in version 1.2.1                        

    o   new Overview.Rmd in the vignettes

                        Changes in version 1.0.0                        

    o   initial version of SCArray