Added sqrt() method to backend matrix calculations. Also eliminated a lot of pointer chasing in the matrix algebra computations. in /trunk:

Added sqrt() method to backend matrix calculations. Also eliminated a lot of pointer chasing in the matrix algebra computations. in /trunk:

Split AlgebraCompute.R tests into AlgebraComputePassing.R and AlgebraComputeFailing.R in /trunk/models:

Split AlgebraCompute.R tests into AlgebraComputePassing.R and AlgebraComputeFailing.R in /trunk/models:

Refactored unit testing code to check for zerolength entities. in /trunk/R: MxUnitTesting.R (modified, previous: r430)

Refactored unit testing code to check for zerolength entities. in /trunk/R: MxUnitTesting.R (modified, previous: r430)

Simplified omxMatrixAdd() function. in /trunk/src: omxAlgebraFunctions.c (modified, previous: r418)

Simplified omxMatrixAdd() function. in /trunk/src: omxAlgebraFunctions.c (modified, previous: r418)

Cleaned up tr() function. in /trunk/R: MxMatrixOperators.R (modified, previous: r430)

Cleaned up tr() function. in /trunk/R: MxMatrixOperators.R (modified, previous: r430)
