| #### D.2.12.11 ord_test Procedure from library `ring.lib` (see ring_lib). Usage: ord_test(r); r ring/qring Return: int 1 (resp. -1, resp. 0) if ordering of r is global (resp. local, resp. mixed) Example:
    LIB "ring.lib";
    ring R = 0,(x,y),dp;
    ring S = 0,(u,v),ls;
    ord_test(R);
    ==> 1
    ord_test(S);
    ==> -1
    ord_test(R+S);
    ==> 0
See also: attrib.

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