dualWithComponents -- dual module preserving direct sum information

Synopsis

Usage:

N = dualWithComponents M
Inputs:
- M, a module,
Outputs:
- N, a module,

Description

If M is a direct sum module (isDirectSum M == true) then N is the direct sum of the duals of the components (and this is done recursively). This SHOULD be built into dual M, but isn't as of M2, v. 1.7

Ways to use dualWithComponents :

dualWithComponents(Module)

For the programmer

The object dualWithComponents is a method function.

dualWithComponents -- dual module preserving direct sum information

Synopsis

Description

See also

Ways to use dualWithComponents :

For the programmer