Make center_vt constant time#360
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- Implement `center` as a constant-time method in `Modulus`. - Implement `center_vec` as a constant-time vector method. - Update `center_vec_vt` to call `center_vec`. - Remove private `center_vt`. - Add tests. Co-authored-by: tlepoint <1345502+tlepoint@users.noreply.github.com>
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- Implement `center` as a constant-time method in `Modulus`. - Implement `center_vec` as a constant-time vector method. - Update `center_vec_vt` to call `center_vec` and update its documentation. - Remove private `center_vt`. - Add tests for `center` and `center_vec`. - Use `const_time_cond_select` for constant-time logic. Co-authored-by: tlepoint <1345502+tlepoint@users.noreply.github.com>
- Implement `center` as a constant-time method in `Modulus`. - Implement `center_vec` as a constant-time vector method. - Remove `center_vec_vt` and `center_vt`. - Update usages in `crates/fhe` and `crates/fhe-math` to use `center_vec` and remove `unsafe`. - Add tests for `center` and `center_vec`. - Use `const_time_cond_select` for constant-time logic. Co-authored-by: tlepoint <1345502+tlepoint@users.noreply.github.com>
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This PR addresses the task to make
center_vtconstant time.It introduces a new
centermethod which is safe, constant-time, and public.It also introduces
center_vecand updatescenter_vec_vtto use the constant-time implementation.Tests are added to verify correctness.
PR created automatically by Jules for task 3415539913779892970 started by @tlepoint