ring r
;
5
x[0]-x[4]
;
;
<random_mat 2 3 r tphi
setdegs tphi
-1:2
;
nres tphi ftphi
betti ftphi
flatten ftphi.2 i
nres i fi 
betti fi

; total:      1     3     2 
; --------------------------
;     0:      1     -     - 
;     1:      -     3     2 

hilb fi.1



; codimension = 2
; degree      = 3
; genus       = 0




