protected boolean getCompressionYTilde() { ECFieldElement X = this.getRawXCoord(); if (X.isZero()) { return false; } ECFieldElement Y = this.getRawYCoord(); // Y is actually Lambda (X + Y/X) here return Y.testBitZero() != X.testBitZero(); }
protected boolean getCompressionYTilde() { ECFieldElement X = this.getRawXCoord(); if (X.isZero()) { return false; } ECFieldElement Y = this.getRawYCoord(); // Y is actually Lambda (X + Y/X) here return Y.testBitZero() != X.testBitZero(); }