private BigDec lcm(ConsCell input) throws ParserException {
ArrayList<ConsCell> ints = input.splitOnSeparator();
BigDec lcm = new BigDec(parser.run(ints.get(0)).toString());
for (int i = 1; i < ints.size(); i++)
lcm = lcm.lcm(new BigDec(parser.run(ints.get(i)).toString()));
return lcm;
}
/**
* Processes a log function incorporating bases other than 10