Package lipstone.joshua.parser.exceptions

Examples of lipstone.joshua.parser.exceptions.UndefinedResultException

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    else {
      if (parser.containsVariables(equationParts.get(0), vars)) {
        equation = equationParts.get(0);
        ConsCell temp = parser.run(parser.preProcess(equationParts.get(1)));
        if (temp.getCarType() != ConsType.NUMBER || temp.length() != 1)
          throw new UndefinedResultException("The NumericalSolver requires that the equation contain only one variable.", null);
        answer = (BigDec) temp.getCar();
      }
      if (parser.containsVariables(equationParts.get(1), vars)) {
        equation = equationParts.get(1);
        ConsCell temp = parser.run(parser.preProcess(equationParts.get(0)));
        if (temp.getCarType() != ConsType.NUMBER || temp.length() != 1)
          throw new UndefinedResultException("The NumericalSolver requires that the equation contain only one variable.", null);
        answer = (BigDec) temp.getCar();
      }
    }
    this.equation = parser.preProcess(equation).clone();
    variableCells = new ArrayList<ConsCell>();
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  private BigDec getY(BigDec x) throws ParserException {
    for (ConsCell c : variableCells)
      c.replaceCar(new ConsCell(x, ConsType.NUMBER));
    ConsCell result = parser.run(equation);
    if (result.getCarType() != ConsType.NUMBER || result.length() != 1)
      throw new UndefinedResultException("The NumericalSolver requires that the equation contain only one variable.", null);
    return (BigDec) result.getCar();
  }
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    matrix[row][col] = entry;
  }
 
  public BigDec determinant() throws ParserException {
    if (!isSquare())
      throw new UndefinedResultException("The determinant operation is only valid for square matricies.", parser.getLastPlugin());
    if (getCols() == 1)
      return (BigDec) parser.run(get(0, 0)).getCar();
   
    String determinant = "0";
    for (int i = 0; i < getCols(); i++) {
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    return matrixOp(m2, "-");
  }
 
  public Matrix multiply(Matrix m2) throws SyntaxException, UnbalancedParenthesesException, ParserException {
    if (!isRectangular || !m2.isRectangular || getCols() != m2.getRows())
      throw new UndefinedResultException("Matrix multiplication requires that the number of columns in the first matrix is equal to the number of rows in the second.", parser.getLastPlugin());
    Matrix m = new Matrix(getRows(), m2.getCols());
    for (int r = 0; r < m.getRows(); r++) {
      for (int c = 0; c < m.getCols(); c++) {
        String entry = "0";
        for (int i = 0, a = 0; i < m2.getRows() && a < getCols(); i++, a++)
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    slopeCells.get(1).replaceCar(new ConsCell(point2[1], ConsType.NUMBER));
    slopeCells.get(2).replaceCar(new ConsCell(point1[0], ConsType.NUMBER));
    slopeCells.get(3).replaceCar(new ConsCell(point2[0], ConsType.NUMBER));
    ConsCell result = parser.run(equation);
    if (result.getCarType() != ConsType.NUMBER || result.length() != 1)
      throw new UndefinedResultException("The NumericalSolver requires that the equation contain only one variable.", null);
    return (BigDec) result.getCar();
  }
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    return m.compress();
  }
 
  public Matrix divide(Matrix m2) throws UndefinedResultException, ParserException {
    if (!isRectangular || !m2.isInvertible() || getCols() != m2.getRows())
      throw new UndefinedResultException("Matrix division is only applicable when the divisor is an invertable matrix and the number of columns of the dividend equals the number of rows in the divisor.", parser.getLastPlugin());
    return multiply(m2.invert());
  }
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    return m.compress();
  }
 
  public Matrix invert() throws UndefinedResultException, ParserException {
    if (!isInvertible())
      throw new UndefinedResultException("The matrix is not invertable.", parser.getLastPlugin());
    Matrix output = new Matrix(this);
    output = output.multiply(BigDec.MINUSONE);
    for (int r = 0; r < getRows(); r++)
      output.set(get(getRows() - 1 - r, getCols() - 1 - r), r, r);
    return output.divide(determinant());
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Related Classes of lipstone.joshua.parser.exceptions.UndefinedResultException

  • calculus.Calculus
  • lipstone.joshua.parser.backend.StepSolveThread
  • lipstone.joshua.parser.CAS
  • lipstone.joshua.parser.Parser
  • lipstone.joshua.parser.types.BigDec
  • lipstone.joshua.parser.types.Matrix
  • miscellaneous.Functions
  • symbols.SymbolsPlugin
  • trigonometry.TrigonometryPlugin
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