-- -*- M2-comint -*- {* hash: -1483804950 *}

i1 : R=ZZ/101[a..d];

i2 : I=intersect(ideal(a,b),ideal(b,c),ideal(c,d),ideal(d,a))

o2 = ideal (b*d, a*c)

o2 : Ideal of R

i3 : R=ZZ[x,y,z];

i4 : M=image matrix{{3*x},{3*x}};

i5 : N=image matrix{{5*y},{5*y}};

i6 : P=image matrix{{7*z},{7*z}};

i7 : intersect{M,N,P}

o7 = image | 105xyz |
           | 105xyz |

                             2
o7 : R-module, submodule of R

i8 :