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ark-r1cs-std

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library0.6.0rscratesunverified

A standard library for constraint system gadgets

# Cargo.toml [dependencies] ark-r1cs-std = "0.6.0"
INSTALL
IMPORT
SIG · ARK-R1CS-STD
A
ark-r1cs-std
cryptorustv0.6.0
harness data pending
Install & Compatibility
Where this runs

No compatibility data collected yet for this library.

Code
Verified usage

Verified import paths — ran on the pinned version, not inferred.

AllocVar
use ark_r1cs_std::prelude::*;

Demonstrates creating a witness variable in a constraint system.

use ark_r1cs_std::prelude::*; use ark_relations::r1cs::{ConstraintSystem, SynthesisError}; fn main() -> Result<(), SynthesisError> { let cs = ConstraintSystem::new_ref(); let var = Boolean::new_witness(cs.clone(), || Ok(true))?; assert_eq!(var.value()?, true); Ok(()) }
Debug
Known issues
gotchaRequires pairing-friendly elliptic curve backend (e.g., ark-bls12-381) for full functionality.
fix
Add a curve crate like ark-bls12-381 and enable its r1cs feature.
affects: >=0.4.0
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Version history
0.6.0latest on crates.io
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Dependencies

No dependency data recorded yet.

Agent activity
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Resources
ark-r1cs-std — cargo add ark-r1cs-std · libregistry