> ## Documentation Index
> Fetch the complete documentation index at: https://docs.starknet.io/llms.txt
> Use this file to discover all available pages before exploring further.

# core::ec::stark_curve::BETA

The STARK Curve is defined by the equation y² ≡ x³ + α·x + β (mod p).

## Signature

```rust theme={null}
pub const BETA: felt252 = 3141592653589793238462643383279502884197169399375105820974944592307816406665;
```