Arithmetic Operators

Description

Binary operations for distributed matrix/distributed matrix and distributed matrix/vector operations.

Usage

## S4 method for signature 'ddmatrix,numeric'
e1 + e2

## S4 method for signature 'numeric,ddmatrix'
e1 + e2

## S4 method for signature 'ddmatrix,ddmatrix'
e1 + e2

## S4 method for signature 'ddmatrix,numeric'
e1 - e2

## S4 method for signature 'numeric,ddmatrix'
e1 - e2

## S4 method for signature 'ddmatrix,ddmatrix'
e1 - e2

## S4 method for signature 'ddmatrix,missing'
e1 - e2

## S4 method for signature 'ddmatrix,numeric'
e1 * e2

## S4 method for signature 'numeric,ddmatrix'
e1 * e2

## S4 method for signature 'ddmatrix,ddmatrix'
e1 * e2

## S4 method for signature 'ddmatrix,numeric'
e1 / e2

## S4 method for signature 'numeric,ddmatrix'
e1 / e2

## S4 method for signature 'ddmatrix,ddmatrix'
e1 / e2

## S4 method for signature 'ddmatrix,numeric'
e1 ^ e2

## S4 method for signature 'ddmatrix,ddmatrix'
e1 ^ e2

## S4 method for signature 'ddmatrix,ddmatrix'
e1 %% e2

## S4 method for signature 'ddmatrix,numeric'
e1 %% e2

## S4 method for signature 'numeric,ddmatrix'
e1 %% e2

## S4 method for signature 'ddmatrix,ddmatrix'
e1 %/% e2

## S4 method for signature 'numeric,ddmatrix'
e1 %/% e2

## S4 method for signature 'ddmatrix,numeric'
e1 %/% e2

Arguments

Details

If e1 and e2 are distributed matrices, then they must be conformable, on the same BLACS context, and have the same blocking dimension.

Value

Returns a distributed matrix.

Examples

## Not run: 
# Save code in a file "demo.r" and run with 2 processors by
# > mpiexec -np 2 Rscript demo.r

library(pbdDMAT, quiet = TRUE)
init.grid()

x <- ddmatrix(1:9, 3, bldim=2)

y <- (2*x) - x^(.5)
print(y)

finalize()

## End(Not run)