Examples of java.math.BigInteger.multiply()

java.math.BigInteger.multiply()
Returns a BigInteger whose value is {@code (this * val)}. @param val value to be multiplied by this BigInteger. @return {@code this * val}

  private static BigInteger getFactorial(int n, int k) {
    if (k > n)
      return null;
    BigInteger fact = BigInteger.ONE;
    for (int i = n, j = 0; j < k; i--, j++) {
      fact = fact.multiply(new BigInteger(Integer.toString(i)));
    }
    return fact;
  }


  /* (non-Javadoc)

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        BigInteger k2p    = k;
        while (e != 0) {
            if ((e & 0x1) != 0) {
                result = result.multiply(k2p);
            }
            k2p = k2p.multiply(k2p);
            e >>= 1;
        }


        return result;

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        BigInteger k2p    = k;
        while (!BigInteger.ZERO.equals(e)) {
            if (e.testBit(0)) {
                result = result.multiply(k2p);
            }
            k2p = k2p.multiply(k2p);
            e = e.shiftRight(1);
        }


        return result;
    }

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            ((long) (Math.random() * Long.MAX_VALUE)) + "");


        BigInteger multiplier = new BigInteger("1");
        // (1 + (int)(Math.random() * 10000)) + "");
        if (Math.random() < 0.5)
            multiplier = multiplier.multiply(new BigInteger("-1"));


        return lng.multiply(multiplier);
    }


    /**

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     */
    public BigInteger generateServerCredentials()
    {
        BigInteger k = SRP6Util.calculateK(digest, N, g);
        this.b = selectPrivateValue();
        this.B = k.multiply(v).mod(N).add(g.modPow(b, N)).mod(N);


        return B;
    }


    /**

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            }
            while (r.equals(ZERO));


            BigInteger d = ((ECPrivateKeyParameters)key).getD();


            s = k.modInverse(n).multiply(e.add(d.multiply(r))).mod(n);
        }
        while (s.equals(ZERO));


        BigInteger[]  res = new BigInteger[2];

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            }
            while (r.equals(ECConstants.ZERO));


            BigInteger d = ((ECPrivateKeyParameters)key).getD();


            s = (k.multiply(e)).add(d.multiply(r)).mod(n);
        }
        while (s.equals(ECConstants.ZERO));


        BigInteger[]  res = new BigInteger[2];

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     */
    public void setFontSize(int size) {
  BigInteger bint=new BigInteger(""+size);
        CTRPr pr = run.isSetRPr() ? run.getRPr() : run.addNewRPr();
        CTHpsMeasure ctSize = pr.isSetSz() ? pr.getSz() : pr.addNewSz();
        ctSize.setVal(bint.multiply(new BigInteger("2")));
    }


    /**
     * This element specifies the amount by which text shall be raised or
     * lowered for this run in relation to the default baseline of the

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        BigInteger k2p    = k;
        while (e != 0) {
            if ((e & 0x1) != 0) {
                result = result.multiply(k2p);
            }
            k2p = k2p.multiply(k2p);
            e = e >> 1;
        }


        return result;

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        BigInteger k2p    = k;
        while (!BigInteger.ZERO.equals(e)) {
            if (e.testBit(0)) {
                result = result.multiply(k2p);
            }
            k2p = k2p.multiply(k2p);
            e = e.shiftRight(1);
        }


        return result;
    }

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