waLLLnutFHE16 Docs

Arithmetic operation

NEG

Signed arithmetic helpers, division, modulo, and product correction paths.

Signature

Raw symbolsFHE16_NEG
Exampleint32_t* out = FHE16_NEG(a);

Caller

Signed arithmetic helpers, division, modulo, and product correction paths.

Circuit Path

Homomorphic pathTwo's-complement negation via FHE16_ADD_POWTWO_TEMPLETE.

Input, Output, Ownership

Outputn-bit integer ciphertext.
OwnershipReturned ciphertext is caller-owned.
Implementation baselineFHE16Ver6/include/soAPI/soAPI.hpp and FHE16Ver6/src/soAPI/soAPI.cpp

C Example

int32_t* out = FHE16_NEG(a);
FHE16_Free(out);