vec_zz.txt

来自「NTL is a high-performance, portable C++ 」· 文本 代码 · 共 83 行

/**************************************************************************\

MODULE: vec_ZZ

SUMMARY:

Defines the class vec_ZZ.

\**************************************************************************/

NTL_vector_decl(ZZ,vec_ZZ)

NTL_eq_vector_decl(ZZ,vec_ZZ)
// == and !=

NTL_io_vector_decl(ZZ,vec_ZZ)
// I/O operators

void mul(vec_ZZ& x, const vec_ZZ& a, const ZZ& b);
void mul(vec_ZZ& x, const vec_ZZ& a, long b);

void mul(vec_ZZ& x, const ZZ& a, const vec_ZZ& b);
void mul(vec_ZZ& x, long a, const vec_ZZ& b);
// x = a * b

void add(vec_ZZ& x, const vec_ZZ& a, const vec_ZZ& b);
// x = a + b

void sub(vec_ZZ& x, const vec_ZZ& a, const vec_ZZ& b);
// x = a - b

void clear(vec_ZZ& x);
// x = 0 (length unchanged)

void negate(vec_ZZ& x, const vec_ZZ& a);
// x = -a

long IsZero(const vec_ZZ& a);
// test if a is the zero vector

void InnerProduct(ZZ& x, const vec_ZZ& a, const vec_ZZ& b);
// x = inner product of a and b, padded with zeros to make the lengths
// even.

void VectorCopy(vec_ZZ& x, const vec_ZZ& a, long n);
vec_ZZ VectorCopy(const vec_ZZ& a, long n);
// x = a copy of a of length exactly n.
// The input is truncated or padded with zeroes, as necessary.


// operator notation:

vec_ZZ operator+(const vec_ZZ& a, const vec_ZZ& b);
vec_ZZ operator-(const vec_ZZ& a, const vec_ZZ& b);

vec_ZZ operator-(const vec_ZZ& a);


// vector/scalar multiplication:

vec_ZZ operator*(const vec_ZZ& a, const ZZ& b);
vec_ZZ operator*(const vec_ZZ& a, long b);

vec_ZZ operator*(const ZZ& a, const vec_ZZ& b);
vec_ZZ operator*(long a, const vec_ZZ& b);

// inner product:

ZZ operator*(const vec_ZZ& a, const vec_ZZ& b);



// assignment operator notation:

vec_ZZ& operator+=(vec_ZZ& x, const vec_ZZ& a);
vec_ZZ& operator-=(vec_ZZ& x, const vec_ZZ& a);

vec_ZZ& operator*=(vec_ZZ& x, const ZZ& a);
vec_ZZ& operator*=(vec_ZZ& x, long a);