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NonZero

remove zeroes from a list
Syntax 

NonZero(L:LIST or VECTOR):LIST

Description
This function returns the list obtained by removing the zeroes from L.

Example 
  Use R ::= QQ[x,y,z];
  NonZero(["a",0,0,3, Ideal(y),0]);
["a", 3, Ideal(y)]
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See Also