vander.m File Reference

Functions
	elseif (nargin!=2) print_usage()
endif	if (isvector(c)) retval
endfor else	error ("vander: argument must be a vector")
	!assert (expect, result)
	!assert ((vander(1)==1 &&vander([1, 2, 3])==vander([1;2;3])%!&&vander([1, 2, 3])==[1, 1, 1;4, 2, 1;9, 3, 1]%!&&vander([1, 2, 3]*i)==[-1, i, 1;-4, 2i, 1;-9, 3i, 1]))
	!assert (vander(2, 3),[4, 2, 1])%!assert(vander([2
!error	vander ([1, 2;3, 4])
!error	vander (1, 2, 3)
Variables
function	retval
	d = 1
	c = c(:)
for	i
endif endfunction!test	!c = [0,1,2,3]
	!expect = [0,0,0,1
	!result = vander(c)

---

Function Documentation

!assert

(

vander(2, 3)

)

!assert

(

(vander(1)==1 &&vander([1, 2, 3])==vander([1;2;3])%!&&vander([1, 2, 3])==[1, 1, 1;4, 2, 1;9, 3, 1]%!&&vander([1, 2, 3]*i)==[-1, i, 1;-4, 2i, 1;-9, 3i, 1])

)

!assert	(	expect	,
		result
	)

elseif

(

nargin!

= 2

)

endfor else error

(

"vander: argument must be a vector"

)

endif if

(

isvector(c)

)

!error vander	(	1	,
		2	,
		3
	)

error vander

(

)

---

Variable Documentation

endif endfunction !test !c = [0,1,2,3]

!expect = [0,0,0,1

!result = vander(c)

c = c(:)

d = 1

for i

Initial value:

 n:-1:1
      retval(:,i) = d

function retval

Initial value:

 vander (c, n)

  if (nargin == 1)
    n = length (c)