test whether a magma has a left zero element - Maple Help

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Magma[HasLeftZero] - test whether a magma has a left zero element

Calling Sequence

HasLeftZero( m )

Parameters

m

-

Array representing the Cayley table of a finite magma

Description

• 

The HasLeftZero( m ) command returns true if the magma m has a left zero element, and returns false otherwise.

Examples

withMagma:

m:=1|2|3,2|2|2,3|1|1

m:=123222311

(1)

HasLeftZerom

true

(2)

See Also

HasRightZero, HasZero, Magma


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