public static int Test_RationalSymbolMatrixOperations()
{
SymbolFactory sf = new SymbolFactory(SymbolType.Rational);
SymbolMatrix A1 = sf[2, 2, //create a 2 X 2 symbol matrix with rationals
"1/2", "1/5",
"2/3", "7/8"
];
SymbolMatrix A2 = sf[2, 2, //create a 2 X 2 symbol with rationals
"1/4", "7/9",
"3/10", "4/7"
];
SymbolMatrix symMul = A1 * A2; //multiply the matrices
StringBuilder sb = new StringBuilder(); //Start building latex
sb.Append(@"\begin{aligned}");
sb.AppendFormat(@"&{0}", (A1 * A2).ToLatex("F") + @" \\ \\");
sb.AppendFormat(@"&{0}", (A1 + A2).ToLatex("F") + @" \\ \\");
sb.AppendFormat(@"&{0}", (A1 - A2).ToLatex("F"));
sb.Append(@"\end{aligned}");
HtmlOutputMethods.WriteLatexEqToHtmlAndLaunch(sb.ToString(), "Test_RationalSymbolMatrixOperations.html"); //display Latex via mathjax
return(0);
}
public Symbol(string exp)
{
TokenFactory tokes = new TokenFactory();
Expression = exp;
tokes.ParseExpression(exp);
Tokens = tokes.TokenList;
symbolType = SymbolType.Expression;
Discover();
IsOperator = false;
IsExpression = false;
if (Parent == null)
{
Parent = new SymbolFactory(SymbolType.Expression);
}
}
public static int Test_ParseSymbols()
{
TokenFactory tokes = new TokenFactory();
//TokenFactory tokes = new TokenFactory();
tokes.Variables.Add("x");
SymbolFactory sf = new SymbolFactory(SymbolType.Expression, tokes);
Symbol sym = sf["e(xy^2)"];
Console.WriteLine(sym.Expression);
Console.WriteLine(sym.HashTokenString);
//Console.WriteLine(ArithmeticStatePattern.Add(sym));
//Console.WriteLine(DerivativeStatePattern.DF(sym));
/*
* tokes.ParseExpression("2xsin(2x)");
* int cnt = 0;
* int j = 0;
* for (j = 0; j < tokes.TokenList.Count; j++)
* {
* Token t = tokes.TokenList[j];
* Console.WriteLine("{0}. Type = {1}, value = {2}, symbol end {3}", cnt++, t.Type, t.Value, t.SymbolEnd);
*
* }
*
*
* Symbol sym = tokes.DF(tokes.symbolList[0]);
*
* for (j = 0; j < sym.Tokens.Count; j++)
* {
* Token t = sym.Tokens[j];
* Console.WriteLine("{0}. Type = {1}, value = {2}, symbol end {3}", cnt++, t.Type, t.Value, t.SymbolEnd);
*
* }
*
*/
return(0);
}