Esempi in Java per ECFieldElement.testBitZero

Esempio n. 1

File: SecT283K1Point.java Progetto: younonamein2015/RipplePower

  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();
  }