## 535 Reputation

11 years, 280 days

## Social Networks and Content at Maplesoft.com

Seldom to ask question after retired math hobby Just waiting for beauty who born in 1994 And waited for her email to mavio@protonmail.com What is the difference in ownership among different universe?

## Error, rtable expected...

Maple

> Q;

[                 3                           ]

[1 - h121 - h124 y  - h124 y - h125 x + h125 y]

> rtable_num_elems(convert(Q, list));

Error, rtable expected

> rtable_num_elems(Q);

Error, rtable expected

## Nops Maple Bug for 1*2 Vector...

Maple

https://skydrive.live.com/redir?resid=E0ED7271C68BE47C!341

1*2 Vector has nops should be 2

but

it show 3

## How to get the first row when vector are...

Maple

g1 := Vector([0, y, x]);

g2 := Vector([0, y^2-x-y, 0]);

g3 := Vector([x, x+y, 0]);

g4 := Vector([y, -y, 0]);

g5 := Vector([0, x*y+x/2+y/2, 0]);

g6 := Vector([0, x^2-x/4-y/4, 0]);

[g1, g2, g3, g4, g5, g6]

cc := [Vector(3, {(1) = 0, (2) = y, (3) = x}), Vector(3, {(1) = 0, (2) = y^2-x-y, (3) = 0}), Vector(3, {(1) = x, (2) = x+y, (3) = 0}), Vector(3, {(1) = y, (2) = -y, (3) = 0}), Vector(3, {(1) = 0, (2) = x*y+(1/2...

Maple 15

## How to replace h251, h252 etc with 0 in ...

g1 := [0, y, x];g2 := [0, y^2-x-y, 0]; g3 := [x, x+y, 0]; g4 := [y, -y, 0]; g5 := [0, x*y+x/2+y/2, 0]; g6 := [0, x^2-x/4-y/4, 0];

g1 := 0; g2 := 0; g3 := x; g4 := y; g5 := 0; g6 := 0;

restart; with(Groebner):

IsNullZero := proc(tau) if assigned(tau) then return tau else return 0 end if end proc;

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