hasclosure - Maple Help

Online Help

All Products    Maple    MapleSim


liesymm

  

hasclosure

  

verify closure with respect to d()

 

Calling Sequence

Parameters

Description

Examples

Calling Sequence

hasclosure(forms)

Parameters

forms

-

list or set of differential forms

Description

• 

This routine is part of the liesymm package and is loaded via with(liesymm).

• 

A set of differential forms is tested for closure with respect to the exterior derivative d().

Examples

withliesymm:

setupt,x,u,w1,w2

t,x,u,w1,w2

(1)

a1duw1dtw2dx

a1duw1dtw2dx

(2)

a2w2+u2dxdtdw2dx

a2u2+w2dtdx+dxdw2

(3)

hasclosurea1,a2

false

(4)

closea1,a2

duw1dtw2dx,u2+w2dtdx+dxdw2,dtdw1+dxdw2

(5)

hasclosure

true

(6)

See Also

liesymm

liesymm[&mod]

liesymm[close]

liesymm[makeforms]

liesymm[setup]

with