Macaulay2 » Documentation
Packages » Macaulay2Doc > substitution and maps between rings

An overview

For additional common operations and a comprehensive list of all routines in Macaulay2 which return or use ring maps, see RingMap.

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Substitution

• substitute -- substituting values for variables
• working with multiple rings

Ring maps

• basic construction, source and target of a ring map
• evaluation and composition of ring maps
• kernel and coimage of a ring map
• graphIdeal -- see graphIdeal(RingMap) -- the ideal of the graph of the regular map corresponding to a ring map
• graphRing -- see graphRing(RingMap) -- the coordinate ring of the graph of the regular map corresponding to a ring map