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Magma

  

Centralizer

  

compute the centralizer of a magma

 

Calling Sequence

Parameters

Description

Examples

Compatibility

Calling Sequence

Centralizer( a, m )

Centraliser( a, m )

Parameters

m

-

Array representing the Cayley table of a finite magma

Description

• 

The centralizer of an element a of a magma m is the set of all members of m that commute with a.

• 

The Centralizer command returns the centralizer in m of the element a, as a set.

• 

The Centraliser command is provided as an alias.

Examples

withMagma:

m1|2|3|4|5|6,2|1|6|5|4|3,3|5|1|6|2|4,4|6|5|1|3|2,5|3|4|2|6|1,6|4|2|3|1|5

m123456216543351624465132534261642315

(1)

Centralizer2,m

1,2

(2)

Compatibility

• 

The Magma[Centralizer] command was introduced in Maple 17.

• 

For more information on Maple 17 changes, see Updates in Maple 17.

See Also

Center

Magma