Application Guide

52 Alphabetical Listing
det()
Catalog >
computations are done using floating-
point arithmetic.
If Tolerance is omitted or not used, the
default tolerance is calculated as:
5E14 max(dim(squareMatrix))
rowNorm(squareMatrix)
diag()
Catalog >
diag(List) matrix
diag(rowMatrix) matrix
diag(columnMatrix) matrix
Returns a matrix with the values in the
argument list or matrix in its main
diagonal.
diag(squareMatrix) rowMatrix
Returns a row matrix containing the
elements from the main diagonal of
squareMatrix.
squareMatrix must be square.
dim()
Catalog >
dim(List) integer
Returns the dimension of List.
dim(Matrix) list
Returns the dimensions of matrix as a two-
element list {rows, columns}.
dim(String) integer
Returns the number of characters contained
in character string String.