public static void Main()
{
Context ctx = new Context();
Params p = ctx.MkParams();
p.Add("smt.arith.nl", true);
p.Add("smt.arith.nl.rounds", 42);
Solver s = ctx.MkSolver();
s.Parameters = p;
Console.WriteLine(s); // says "(solver)"
s = ctx.MkSimpleSolver();
s.Parameters = p;
Console.WriteLine(s); // should also say "(solver)"
}