public MathExpression Derive(MathState state)
{
StaticStack<MathOperation> stack = m_ExpressionStack;
StaticStack<MathOperation> derived = new StaticStack<MathOperation>();
ExpressionTree tree = new ExpressionTree(stack);
tree.DeriveToStack(derived, state);
Dictionary<string, float> var = new Dictionary<string, float>(m_Variables);
for (int i = 0; i < derived.Count; i++)
{
if (derived[i] is Variable)
{
Variable v = (Variable)derived[i];
derived[i] = new Variable(v.ToString(), var);
}
}
return new MathExpression(derived,var, "(" + OriginalExpression + ")'");
}
