public ECFieldElement multiply(ECFieldElement b) { int[] z = Nat192.create(); SecP192R1Field.multiply(x, ((SecP192R1FieldElement)b).x, z); return new SecP192R1FieldElement(z); }
SecP192R1Field.multiply(S2, X2.x, U2); SecP192R1Field.multiply(S2, Z1.x, S2); SecP192R1Field.multiply(S2, Y2.x, S2); SecP192R1Field.multiply(S1, X1.x, U1); SecP192R1Field.multiply(S1, Z2.x, S1); SecP192R1Field.multiply(S1, Y1.x, S1); SecP192R1Field.multiply(HSquared, H, G); SecP192R1Field.multiply(HSquared, U1, V); if (!Z1IsOne) SecP192R1Field.multiply(Z3.x, Z1.x, Z3.x); SecP192R1Field.multiply(Z3.x, Z2.x, Z3.x);
public ECFieldElement multiply(ECFieldElement b) { int[] z = Nat192.create(); SecP192R1Field.multiply(x, ((SecP192R1FieldElement)b).x, z); return new SecP192R1FieldElement(z); }
SecP192R1Field.multiply(S2, X2.x, U2); SecP192R1Field.multiply(S2, Z1.x, S2); SecP192R1Field.multiply(S2, Y2.x, S2); SecP192R1Field.multiply(S1, X1.x, U1); SecP192R1Field.multiply(S1, Z2.x, S1); SecP192R1Field.multiply(S1, Y1.x, S1); SecP192R1Field.multiply(HSquared, H, G); SecP192R1Field.multiply(HSquared, U1, V); if (!Z1IsOne) SecP192R1Field.multiply(Z3.x, Z1.x, Z3.x); SecP192R1Field.multiply(Z3.x, Z2.x, Z3.x);
public ECFieldElement divide(ECFieldElement b) { // return multiply(b.invert()); int[] z = Nat192.create(); Mod.invert(SecP192R1Field.P, ((SecP192R1FieldElement)b).x, z); SecP192R1Field.multiply(z, x, z); return new SecP192R1FieldElement(z); }
public ECFieldElement divide(ECFieldElement b) { // return multiply(b.invert()); int[] z = Nat192.create(); Mod.invert(SecP192R1Field.P, ((SecP192R1FieldElement)b).x, z); SecP192R1Field.multiply(z, x, z); return new SecP192R1FieldElement(z); }
SecP192R1Field.multiply(M, t1, M); c = Nat192.addBothTo(M, M, M); SecP192R1Field.reduce32(c, M); SecP192R1Field.multiply(Y1Squared, X1.x, S); c = Nat.shiftUpBits(6, S, 2, 0); SecP192R1Field.reduce32(c, S); SecP192R1Field.multiply(Y3.x, M, Y3.x); SecP192R1Field.subtract(Y3.x, t1, Y3.x); if (!Z1IsOne) SecP192R1Field.multiply(Z3.x, Z1.x, Z3.x);
SecP192R1Field.multiply(M, t1, M); c = Nat192.addBothTo(M, M, M); SecP192R1Field.reduce32(c, M); SecP192R1Field.multiply(Y1Squared, X1.x, S); c = Nat.shiftUpBits(6, S, 2, 0); SecP192R1Field.reduce32(c, S); SecP192R1Field.multiply(Y3.x, M, Y3.x); SecP192R1Field.subtract(Y3.x, t1, Y3.x); if (!Z1IsOne) SecP192R1Field.multiply(Z3.x, Z1.x, Z3.x);