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Macaulay2 website
SubalgebraBases
::
RingElement % SAGBIBasis
RingElement % SAGBIBasis -- Remainder modulo a subring
Synopsis
Operator:
%
Usage:
r = f % SB
Inputs:
f
,
a
ring element
,
SB
,
an instance of the type
SAGBIBasis
,
Outputs:
r
,
a
ring element
, the normal form of f modulo the subring
Description
Subducts
f
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:
RingElement % SAGBIBasis
-- Remainder modulo a subring