pub(crate) fn beta_cascade_step<F: Field>( mle_successor_vec: &[Vec<F>], beta_val: F, ) -> Vec<Vec<F>>
This is one step of the beta cascade algorithm, performing (1 - beta_val) * mle[index] + beta_val * mle[index + 1]
(1 - beta_val) * mle[index] + beta_val * mle[index + 1]