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Macaulay2 website
SubalgebraBases
::
Matrix % SAGBIBasis
Matrix % SAGBIBasis -- Remainder modulo a subring
Synopsis
Operator:
%
Usage:
R = M % SB
Inputs:
M
,
a
matrix
,
SB
,
an instance of the type
SAGBIBasis
,
Outputs:
R
,
a
matrix
, the normal form of entries of M modulo the subring
Description
Subducts
M
entry-wise against the sagbi generators of
SB
.
See also
RingElement % Subring
-- Remainder modulo a subring
Matrix % Subring
-- Remainder modulo a subring
RingElement % SAGBIBasis
-- Remainder modulo a subring
Matrix % SAGBIBasis
-- Remainder modulo a subring
Subring
-- The type of all subrings
SAGBIBasis
-- The type of all sagbi bases
groebnerMembershipTest
-- Extrinsic method for subring membership
Ways to use this method:
Matrix % SAGBIBasis
-- Remainder modulo a subring