# fhe-study
Implementations from scratch done while studying some FHE papers.

- arithmetic: contains $\mathbb{Z}_q$, $R_q=\mathbb{Z}_q[X]/(X^N+1)$ and $R=\mathbb{Z}[X]/(X^N+1)$ arithmetic implementations, together with the NTT implementation.
- bfv: https://eprint.iacr.org/2012/144.pdf scheme implementation