public void eval(
final EvolutionState state,
final int thread,
final GPData input,
final ADFStack stack,
final GPIndividual individual,
final Problem problem) {
RegressionData rd = ((RegressionData) (input));
children[0].eval(state, thread, input, stack, individual, problem);
rd.x = Math.tan(rd.x);
}
public void eval(
final EvolutionState state,
final int thread,
final GPData input,
final ADFStack stack,
final GPIndividual individual,
final Problem problem) {
RegressionData rd = ((RegressionData) (input));
double[] c = ((Benchmarks) problem).currentValue;
if (c.length >= 35) rd.x = ((Benchmarks) problem).currentValue[34];
else rd.x = 0;
}