Examples of java.math.BigInteger.subtract()

java.math.BigInteger.subtract()
Returns a BigInteger whose value is {@code (this - val)}. @param val value to be subtracted from this BigInteger. @return {@code this - val}

        BigInteger r;
        do {
            old_r = number.get();
            r = old_r;
            for (int i = 0; i < v.length; i++)
                r = r.subtract(v[i]);
        }
        while (!number.compareAndSet(old_r, r));
        return Node.createExternal(new External_Integer(old_r));
    }

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    public static float getProgress(ByteSequence start, ByteSequence end, ByteSequence position) {
      int maxDepth = Math.min(Math.max(end.length(), start.length()), position.length());
      BigInteger startBI = new BigInteger(extractBytes(start, maxDepth));
      BigInteger endBI = new BigInteger(extractBytes(end, maxDepth));
      BigInteger positionBI = new BigInteger(extractBytes(position, maxDepth));
      return (float) (positionBI.subtract(startBI).doubleValue() / endBI.subtract(startBI).doubleValue());
    }
    
    public float getProgress(Key currentKey) {
      if (currentKey == null)
        return 0f;

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    public static float getProgress(ByteSequence start, ByteSequence end, ByteSequence position) {
      int maxDepth = Math.min(Math.max(end.length(), start.length()), position.length());
      BigInteger startBI = new BigInteger(extractBytes(start, maxDepth));
      BigInteger endBI = new BigInteger(extractBytes(end, maxDepth));
      BigInteger positionBI = new BigInteger(extractBytes(position, maxDepth));
      return (float) (positionBI.subtract(startBI).doubleValue() / endBI.subtract(startBI).doubleValue());
    }
    
    public float getProgress(Key currentKey) {
      if (currentKey == null)
        return 0f;

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    public static float getProgress(ByteSequence start, ByteSequence end, ByteSequence position) {
      int maxDepth = Math.min(Math.max(end.length(), start.length()), position.length());
      BigInteger startBI = new BigInteger(extractBytes(start, maxDepth));
      BigInteger endBI = new BigInteger(extractBytes(end, maxDepth));
      BigInteger positionBI = new BigInteger(extractBytes(position, maxDepth));
      return (float) (positionBI.subtract(startBI).doubleValue() / endBI.subtract(startBI).doubleValue());
    }
    
    public float getProgress(Key currentKey) {
      if (currentKey == null)
        return 0f;

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                BigInteger  x = new BigInteger(1, w);


                BigInteger  c = x.mod(q.multiply(TWO));


                p = x.subtract(c.subtract(ONE));


                if (p.testBit(size - 1))
                {
                    if (p.isProbablePrime(certainty))
                    {

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     */
    public BigInteger getMaximumUnscaledValue() {
        // Create a positive "bit vector" that is the length
        // of the this precision and has all ones.
        BigInteger val = BigInteger.ZERO.setBit(_length - _sign);
        val = val.subtract(BigInteger.ONE);
        return val;
    }


    /** Return the minimum integer value <i>before</i> scaling so
     * that quantization levels are represented by adjacent

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  public static float getProgress(ByteSequence start, ByteSequence end, ByteSequence position) {
    int maxDepth = Math.min(Math.max(end.length(), start.length()), position.length());
    BigInteger startBI = new BigInteger(extractBytes(start, maxDepth));
    BigInteger endBI = new BigInteger(extractBytes(end, maxDepth));
    BigInteger positionBI = new BigInteger(extractBytes(position, maxDepth));
    return (float) (positionBI.subtract(startBI).doubleValue() / endBI.subtract(startBI).doubleValue());
  }


  public float getProgress(Key currentKey) {
    if (currentKey == null)
      return 0f;

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        }


        Tensor toTensor() {
            BigInteger exponent = this.exponent;
            if (minExponent != null && minExponent.value != null) {
                exponent = exponent.subtract(minExponent.value);
                if (diffSigns && minExponent.value.testBit(0))
                    return Tensors.negate(Tensors.pow(tensor, new Complex(exponent)));
            }
            return Tensors.pow(tensor, new Complex(exponent));
        }

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        throws Exception
    {
        for (int i = 0; i < 2; ++i) {
            // let's test first values outside of Long range
            BigInteger small = new BigDecimal(Long.MIN_VALUE).toBigInteger();
            small = small.subtract(BigInteger.ONE);
            BigInteger big = new BigDecimal(Long.MAX_VALUE).toBigInteger();
            big = big.add(BigInteger.ONE);
            String input = "[ "+small+"  ,  "+big+"]";
            JsonParser jp;
            if (i == 0) {

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    }


    public void testLongOverflow() throws Exception
    {
        BigInteger below = BigInteger.valueOf(Long.MIN_VALUE);
        below = below.subtract(BigInteger.ONE);
        BigInteger above = BigInteger.valueOf(Long.MAX_VALUE);
        above = above.add(BigInteger.ONE);


        String DOC_BELOW = below.toString() + " ";
        String DOC_ABOVE = below.toString() + " ";

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