-- -*- M2-comint -*- {* hash: -1666455569 *}

i1 : R = ZZ[x,y]

o1 = R

o1 : PolynomialRing

i2 : f = random(R^2,R^{2:-1})

o2 = | 7x+2y 3x |
     | 4x    6x |

             2       2
o2 : Matrix R  <--- R

i3 : g = vars R ++ vars R

o3 = | x y 0 0 |
     | 0 0 x y |

             2       4
o3 : Matrix R  <--- R

i4 : quotient(f,g)

o4 = {1} | 7 3 |
     {1} | 2 0 |
     {1} | 4 6 |
     {1} | 0 0 |

             4       2
o4 : Matrix R  <--- R

i5 : f = f + map(target f, source f, id_(R^2))

o5 = | 7x+2y+1 3x   |
     | 4x      6x+1 |

             2       2
o5 : Matrix R  <--- R

i6 : quotient(f,g)

o6 = {1} | 7 3 |
     {1} | 2 0 |
     {1} | 4 6 |
     {1} | 0 0 |

             4       2
o6 : Matrix R  <--- R

i7 :