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This commit is contained in:
Mara Mihali
2022-06-17 12:28:11 +01:00
committed by maramihali
parent cecc2f1b62
commit dda7a6fb46
19 changed files with 342 additions and 295 deletions
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6
examples/cubic.rs
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@@ -8,7 +8,7 @@
//! `(Z3 + 5) * 1 - I0 = 0`
//!
//! [here]: https://medium.com/@VitalikButerin/quadratic-arithmetic-programs-from-zero-to-hero-f6d558cea649
use curve25519_dalek::scalar::Scalar;
use ark_bls12_377::Fr as Scalar;
use libspartan::{InputsAssignment, Instance, SNARKGens, VarsAssignment, SNARK};
use merlin::Transcript;
use rand::rngs::OsRng;
@@ -71,8 +71,8 @@ fn produce_r1cs() -> (
let inst = Instance::new(num_cons, num_vars, num_inputs, &A, &B, &C).unwrap();
// compute a satisfying assignment
let mut csprng: OsRng = OsRng;
let z0 = Scalar::random(&mut csprng);
let mut rng = ark_std::rand::thread_rng();
let z0 = Scalar::rand(&mut rng);
let z1 = z0 * z0; // constraint 0
let z2 = z1 * z0; // constraint 1
let z3 = z2 + z0; // constraint 2