Examples with IAST org.matheclipse.core.interfaces.IAST used on opensource projects

Example 31 with IAST

use of org.matheclipse.core.interfaces.IAST in project symja_android_library by axkr.

the class AbstractArg12 method binaryOperator.

public IExpr binaryOperator(final IExpr o0, final IExpr o1) {
    IExpr result = F.NIL;
    if (o0 instanceof ApcomplexNum) {
        if (o1.isNumber()) {
            result = e2ApcomplexArg((ApcomplexNum) o0, ((INumber) o1).apcomplexNumValue(((ApcomplexNum) o0).precision()));
        }
        if (result.isPresent()) {
            return result;
        }
        return e2ObjArg(o0, o1);
    } else if (o1 instanceof ApcomplexNum) {
        if (o0.isNumber()) {
            result = e2ApcomplexArg(((INumber) o0).apcomplexNumValue(((ApcomplexNum) o1).precision()), (ApcomplexNum) o1);
        }
        if (result.isPresent()) {
            return result;
        }
        return e2ObjArg(o0, o1);
    } else if (o0 instanceof ComplexNum) {
        if (o1.isNumber()) {
            result = e2DblComArg((ComplexNum) o0, ((INumber) o1).complexNumValue());
        }
        if (result.isPresent()) {
            return result;
        }
        return e2ObjArg(o0, o1);
    } else if (o1 instanceof ComplexNum) {
        if (o0.isNumber()) {
            result = e2DblComArg(((INumber) o0).complexNumValue(), (ComplexNum) o1);
        }
        if (result.isPresent()) {
            return result;
        }
        return e2ObjArg(o0, o1);
    }
    if (o0 instanceof ApfloatNum) {
        if (o1.isSignedNumber()) {
            result = e2ApfloatArg((ApfloatNum) o0, ((ISignedNumber) o1).apfloatNumValue(((ApfloatNum) o0).precision()));
        }
        if (result.isPresent()) {
            return result;
        }
        return e2ObjArg(o0, o1);
    } else if (o1 instanceof ApfloatNum) {
        if (o0.isSignedNumber()) {
            result = e2ApfloatArg(((ISignedNumber) o0).apfloatNumValue(((ApfloatNum) o1).precision()), (ApfloatNum) o1);
        }
        if (result.isPresent()) {
            return result;
        }
        return e2ObjArg(o0, o1);
    } else if (o0 instanceof Num) {
        if (o1.isSignedNumber()) {
            result = e2DblArg((Num) o0, ((ISignedNumber) o1).numValue());
        }
        if (result.isPresent()) {
            return result;
        }
        return e2ObjArg(o0, o1);
    } else if (o1 instanceof Num) {
        if (o0.isSignedNumber()) {
            result = e2DblArg(((ISignedNumber) o0).numValue(), (Num) o1);
        }
        if (result.isPresent()) {
            return result;
        }
        return e2ObjArg(o0, o1);
    }
    result = e2ObjArg(o0, o1);
    if (result.isPresent()) {
        return result;
    }
    if (o0 instanceof IInteger) {
        if (o1 instanceof IInteger) {
            return e2IntArg((IInteger) o0, (IInteger) o1);
        }
        if (o1 instanceof IFraction) {
            return e2FraArg(F.fraction((IInteger) o0, F.C1), (IFraction) o1);
        }
        if (o1 instanceof IComplex) {
            return e2ComArg(F.complex((IInteger) o0, F.C0), (IComplex) o1);
        }
        return F.NIL;
    }
    if (o0 instanceof IFraction) {
        if (o1 instanceof IInteger) {
            return e2FraArg((IFraction) o0, F.fraction((IInteger) o1, F.C1));
        }
        if (o1 instanceof IFraction) {
            return e2FraArg((IFraction) o0, (IFraction) o1);
        }
        if (o1 instanceof IComplex) {
            return e2ComArg(F.complex((IFraction) o0), (IComplex) o1);
        }
        return F.NIL;
    }
    if (o0 instanceof IComplex) {
        if (o1 instanceof IInteger) {
            return eComIntArg((IComplex) o0, (IInteger) o1);
        }
        if (o1 instanceof IFraction) {
            return eComFraArg((IComplex) o0, (IFraction) o1);
        }
        if (o1 instanceof IComplex) {
            return e2ComArg((IComplex) o0, (IComplex) o1);
        }
    }
    if (o0 instanceof ISymbol) {
        if (o1 instanceof ISymbol) {
            return e2SymArg((ISymbol) o0, (ISymbol) o1);
        }
    }
    if (o0 instanceof IAST) {
        if (o1 instanceof IInteger) {
            return eFunIntArg((IAST) o0, (IInteger) o1);
        }
        if (o1 instanceof IAST) {
            return e2FunArg((IAST) o0, (IAST) o1);
        }
    }
    return F.NIL;
}

Example 32 with IAST

use of org.matheclipse.core.interfaces.IAST in project symja_android_library by axkr.

the class Console method main.

public static void main(final String[] args) {
    // console.getDefaultSystemRulesFilename(),
    F.initSymbols(null, null, true);
    // null, false);
    Console console;
    try {
        console = new Console();
    } catch (final SyntaxError e1) {
        e1.printStackTrace();
        return;
    }
    String inputExpression = null;
    String trimmedInput = null;
    console.setArgs(args);
    final File file = console.getFile();
    if (file != null) {
        try {
            final BufferedReader f = new BufferedReader(new InputStreamReader(new FileInputStream(file), "UTF-8"));
            final StringBuffer buff = new StringBuffer(1024);
            String line;
            while ((line = f.readLine()) != null) {
                buff.append(line);
                buff.append('\n');
            }
            f.close();
            inputExpression = buff.toString();
            System.out.println("In [" + COUNTER + "]: " + inputExpression);
            console.resultPrinter(inputExpression);
            COUNTER++;
        } catch (final IOException ioe) {
            final String msg = "Cannot read from the specified file. " + "Make sure the path exists and you have read permission.";
            System.out.println(msg);
            return;
        }
    }
    while (true) {
        try {
            inputExpression = console.readString(System.out, ">> ");
            if (inputExpression != null) {
                trimmedInput = inputExpression.trim();
                if ((inputExpression.length() >= 4) && inputExpression.toLowerCase(Locale.ENGLISH).substring(0, 4).equals("exit")) {
                    System.out.println("Closing Symja console... bye.");
                    System.exit(0);
                } else if ((inputExpression.length() >= 10) && inputExpression.toLowerCase(Locale.ENGLISH).substring(0, 10).equals("timeoutoff")) {
                    System.out.println("Disabling timeout for evaluation");
                    console.fSeconds = -1;
                    continue;
                } else if ((inputExpression.length() >= 9) && inputExpression.toLowerCase(Locale.ENGLISH).substring(0, 9).equals("timeouton")) {
                    System.out.println("Enabling timeout for evaluation to 60 seconds.");
                    console.fSeconds = 60;
                    continue;
                } else if (trimmedInput.length() > 1 && trimmedInput.charAt(0) == '?') {
                    String name = trimmedInput.substring(1);
                    IAST list = Names.getNamesByPrefix(name);
                    for (int i = 1; i < list.size(); i++) {
                        System.out.print(list.get(i).toString());
                        if (i != list.size() - 1) {
                            System.out.print(", ");
                        }
                    }
                    System.out.println();
                    if (list.size() == 2) {
                        printDocumentation(list.get(1).toString());
                    } else if (list.size() == 1 && (name.equals("D") || name.equals("E") || name.equals("I") || name.equals("N"))) {
                        printDocumentation(name);
                    }
                    continue;
                }
                String postfix = Scanner.balanceCode(inputExpression);
                if (postfix != null && postfix.length() > 0) {
                    System.err.println("Automatically closing brackets: " + postfix);
                    inputExpression = inputExpression + postfix;
                }
                System.out.println("In [" + COUNTER + "]: " + inputExpression);
                if (console.fPrettyPrinter) {
                    console.prettyPrinter(inputExpression);
                } else {
                    console.resultPrinter(inputExpression);
                }
                COUNTER++;
            }
        // } catch (final MathRuntimeException mre) {
        // Throwable me = mre.getCause();
        // System.out.println(me.getMessage());
        } catch (final Exception e) {
            System.out.println(e.getMessage());
        }
    }
}

Example 33 with IAST

use of org.matheclipse.core.interfaces.IAST in project symja_android_library by axkr.

the class TimesOp method timesNull.

public static IExpr timesNull(IExpr a1, IExpr a2) {
    IAST times = F.Times(a1, a2);
    IExpr temp = Arithmetic.CONST_TIMES.evaluate(times, null);
    if (temp.isPresent()) {
        return temp;
    }
    return null;
}

Example 34 with IAST

use of org.matheclipse.core.interfaces.IAST in project symja_android_library by axkr.

the class MathUtils method integrate.

/**
	 * Integrate a function numerically.
	 * 
	 * @param method
	 *            the following methods are possible: LegendreGauss, Simpson,
	 *            Romberg, Trapezoid
	 * @param fun
	 *            the function which should be integrated
	 * @param v
	 *            the variable
	 * @param aS
	 *            lower bound double value string for integration
	 * @param bS
	 *            upper bound double value string for integration
	 * @return
	 * @throws MathException
	 */
public static double integrate(String method, String fun, String v, String aS, String bS) throws MathException {
    ExprEvaluator parser = new ExprEvaluator();
    double a, b;
    try {
        a = parser.evaluateDoube(aS);
    } catch (MathException e) {
        // e.getMessage(), e.context);
        throw e;
    }
    try {
        // b = parser.parse(bS).getVal();
        b = parser.evaluateDoube(bS);
    } catch (MathException e) {
        // e.getMessage(), e.context);
        throw e;
    }
    IExpr function = parse(fun, null);
    IExpr var = parse(v, null);
    IAST list = F.List();
    list.append(var);
    list.append(F.num(a));
    list.append(F.num(b));
    return NIntegrate.integrate("LegendreGauss", list, a, b, function, NIntegrate.DEFAULT_MAX_POINTS, NIntegrate.DEFAULT_MAX_ITERATIONS);
}

Example 35 with IAST

use of org.matheclipse.core.interfaces.IAST in project symja_android_library by axkr.

the class PlusOp method plus.

/**
	 * Evaluate <code>a0 + a2</code>.
	 * 
	 * @param a1
	 * @param a2
	 * @return
	 */
public static IExpr plus(IExpr a1, IExpr a2) {
    IAST plus = F.Plus(a1, a2);
    IExpr expr = Arithmetic.CONST_PLUS.evaluate(plus, null);
    if (!expr.isPresent()) {
        return plus;
    }
    return expr;
}