File: tril.cat

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tril(1)                        Scilab Function                        tril(1)
NAME
  tril - lower triangular part of matrix

CALLING SEQUENCE
  tril(x [,k])

PARAMETERS

  x         : matrix (real, complex, polynomial, rational)

  k         : integer (default value 0)

DESCRIPTION
  Lower triangle part of a matrix.  tril(x,k)  is made by entries below the
  kth diagonal : k>0 (upper diagonal) and   k<0 (diagonals below the main
  diagonal).

EXAMPLE
  s=poly(0,'s');
  tril([s,s;s,1])
  tril([1/s,1/s;1/s,1])

SEE ALSO
  triu, ones, eye, diag