Note: The Y or YC variable is required unless either the MIDPOINT, GROUP, or SUBGROUP variable provides the vertical coordinate. Specify a corresponding horizontal coordinate when using the Y variable ...
The XC variable is the character equivalent of the X variable. Use XC when the axis values are character. You must also specify a value of 2 (absolute data values) for the XSYS variable. (See also ...
We show that the Jacobian conjecture can be reduced to a weaker conjecture in which all fibers of coordinate functions are irreducible. Journal Information This monthly journal, begun in 1950, is ...
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