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1741 BigInteger xh = x.getUpper(half); in multiplyKaratsuba() local1745 BigInteger p1 = xh.multiply(yh); // p1 = xh*yh in multiplyKaratsuba()1749 BigInteger p3 = xh.add(xl).multiply(yh.add(yl)); in multiplyKaratsuba()2137 BigInteger xh = getUpper(half); in squareKaratsuba() local2139 BigInteger xhs = xh.square(); // xhs = xh^2 in squareKaratsuba()2143 …return xhs.shiftLeft(half*32).add(xl.add(xh).square().subtract(xhs.add(xls))).shiftLeft(half*32).a… in squareKaratsuba()