63 lines
1.0 KiB
Plaintext
63 lines
1.0 KiB
Plaintext
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template BabyAdd() {
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signal input x1;
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signal input y1;
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signal input x2;
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signal input y2;
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signal output xout;
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signal output yout;
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signal beta;
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signal gamma;
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signal delta;
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signal tau;
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var a = 168700;
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var d = 168696;
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beta <== x1*y2;
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gamma <== y1*x2;
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delta <== (-a*x1+y1)*(x2 + y2);
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tau <== beta * gamma;
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xout <-- (beta + gamma) / (1+ d*tau);
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(1+ d*tau) * xout === (beta + gamma);
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yout <-- (delta + a*beta - gamma) / (1-d*tau);
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(1-d*tau)*yout === (delta + a*beta - gamma);
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}
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template BabyDbl() {
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signal input x;
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signal input y;
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signal output xout;
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signal output yout;
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component adder = BabyAdd();
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adder.x1 <== x;
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adder.y1 <== y;
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adder.x2 <== x;
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adder.y2 <== y;
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adder.xout ==> xout;
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adder.yout ==> yout;
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}
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template BabyCheck() {
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signal input x;
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signal input y;
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signal x2;
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signal y2;
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var a = 168700;
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var d = 168696;
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x2 <== x*x;
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y2 <== y*y;
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a*x2 + y2 === 1 + d*x2*y2;
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}
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