Method code for $integer.roman_numeral_scheme()

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  1: arg val, x, y, z;
  2: var rnlist;
  3: 
  4: rnlist = [x, x * 2, x * 3, x + y, y, y + x, y + x * 2, y + x * 3, x + z];
  5: return rnlist[val];

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// Created 27-Mar-1995 as a part of ColdCore, see: @help Credit