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Magma[IsZero] - test whether an element of a magma is a zero
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Calling Sequence
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IsZero( m, z )
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Parameters
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m
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Array representing the Cayley table of a finite magma
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z
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magma element to test
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Description
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The IsZero(m,z) command returns true if z is a zero of the magma m, and false otherwise. The element z is a zero if it is both a left and a right zero element.
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Compatibility
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The Magma[IsZero] command was introduced in Maple 15.
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Examples
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![m := Matrix([[1, 2, 3], [2, 2, 2], [3, 2, 1]])](/support/helpjp/helpview.aspx?si=8603/file02156/math87.png)
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Download Help Document
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