private void addFormulaBtn_Click(object sender, EventArgs e)
{
try
{
if (formulaFluentsCmb.SelectedValue == null)
{
return;
}
resultFormula.AddItem(formulaFluentsCmb.SelectedValue);
formulaTB.Text = resultFormula.ToString();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private INumber DiffExecute(RuntimeData runtime, string t, INumber m, INumber param0, bool kaiki)
{
if (m is IConstParameter)
{
return(Number.New(0));
}
if (m is Variable)
{
Variable v = m.Clone() as Variable;
if (v.Name == t)
{
if (v.Pow.Equals(runtime, Number.New(1)))
{
return(v.Multi);
}
INumber multiple = v.Multi.Multiple(runtime, v.Pow);
bool powFormula = !(v.Pow is IConstParameter);
var pow = v.Pow;
v.Pow = v.Pow.Subtract(runtime, Number.New(1));
v.Multi = multiple;
if (powFormula)
{
MultipleFormula mf = new Expression.MultipleFormula();
mf.AddItem(runtime, v);
mf.AddItem(runtime, ExecuteDiff(runtime, pow, t, param0));
return(mf);
}
else
{
if (runtime.Setting.DoOptimize)
{
return(v.Optimise(runtime));
}
else
{
return(v);
}
}
}
else
{
if (kaiki)
{
throw new FunctionExecutionCancelException();
}
// y*(y')みたいな形にする
MultipleFormula mf = new Expression.MultipleFormula();
FunctionFormula ff = new Expression.FunctionFormula();
Formula f = new Formula()
{
Token = new Token("(", Analyzer.TokenType.Syntax)
};
var d = new Variable(new FuncCalc.Token(t, Analyzer.TokenType.Member));
mf.Items.Add(m);
ff.AddItem(runtime, new Member(new Token("diff", Analyzer.TokenType.Member)));
f.AddItem(runtime, d);
f.AddItem(runtime, new LineBreak(new Token(",", Analyzer.TokenType.Syntax)));
f.AddItem(runtime, v);
ff.AddItem(runtime, f);
mf.Items.Add(ff); // AddItemを使うと無限ループ
// return mf;
return(ff);
}
}
throw new NotImplementedException();
}
