File: trace.man

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.TH trace 2 "April 1993" "Scilab Group" "Scilab Function"
.so ../sci.an
.SH NAME
trace  - trace
.SH CALLING SEQUENCE
.nf
trace(X)
.fi
.SH PARAMETERS
.TP
X 
: real or complex square matrix, polynomial or rational matrix.
.SH DESCRIPTION
\fVtrace(X)\fR is the trace of the matrix \fVX\fR.
.LP
Same as \fVsum(diag(X))\fR.
.SH EXAMPLE
.nf
A=rand(3,3);
trace(A)-sum(spec(A))
.fi
.SH SEE ALSO
det