# Intel® Enhanced Privacy ID SDK: epid/common/math Directory Reference

math Directory Reference

Math primitives.

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## Files

file | bignum.c
| Big number implementation.
file | bignum.h
| Big number interface.
file | ecdsa.h
| Ecdsa interface.
file | ecdsa_sign.c
| EcdsaSignBuffer implementation.
file | ecdsa_verify.c
| EcdsaVerifyBuffer implementation.
file | ecgroup.c
| Elliptic curve group implementation.
file | ecgroup.h
| Elliptic curve group interface.
file | finitefield.c
| Finite field implementation.
file | finitefield.h
| Finite field interface.
file | hash.h
| Hash primitives.
file | pairing.c
| Pairing implementation.
file | pairing.h
| Pairing interface.
file | printutils.c
| Print helper implementation.
file | printutils.h
| Print helper interface.
file | sha256.c
| SHA256 implementation.

## Detailed Description

Math primitives.