src

vector.h File Reference

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Data Structures

struct  vector
void add_vec (vector u, const vector v)
void add_vec_val (vector u, double alpha)
void concat2_vec (vector *uv, const vector u, const vector v)
void concat3_vec (vector *uv, const vector u, const vector v, const vector w)
void construct_vec (vector *u, long k)
void construct_vec_concat2 (vector *uv, const vector u, const vector v)
void construct_vec_concat3 (vector *uv, const vector u, const vector v, const vector w)
void construct_vec_copy (vector *u, const vector v)
void copy_vec (vector u, const vector v)
void destruct_vec (vector *which)
double distance_vec (const vector u, const vector v, int k)
void dot_multiply_vec (vector which, const vector b)
void lincomb_vec (vector u, const vector v, const double alpha, const double beta)
void link_vec (vector *pom, const vector u)
void load_vec (vector *u, const char *FileName)
void load_vec_bin (vector *u, const char *FileName)
void multiply_vec (vector u, double alpha)
double norm_vec (const vector u, int k)
void print_vec (const vector u, char *name)
double product_vec (const vector u, const vector v)
void save_vec (const vector u, const char *FileName)
void save_vec_bin (const vector u, const char *FileName)
void set_vec (vector *pom, double *a, long n)
void split_vec (vector *out, const vector in, long start, long end)
void subtract_vec (vector u, const vector v)
int vec_isnan (vector u)
void zeroize_vec (vector u)

Function Documentation

void set_vec (  vector *  pom,
double *  a,
long  n
) 
 

set link to memory to treat that as vector

void link_vec (  vector *  pom,
const vector  u
) 
 

set link to memory of the vector u

void concat2_vec (  vector *  uv,
const vector  u,
const vector  v
) 
 

Concatenate 2 vectors

void concat3_vec (  vector *  uv,
const vector  u,
const vector  v,
const vector  w
) 
 

Concatenate 3 vectors

void construct_vec (  vector *  u,
long  k
) 
 

Creates vector u

void construct_vec_copy (  vector *  u,
const vector  v
) 
 

Creates copy of the vector v

void construct_vec_concat2 (  vector *  uv,
const vector  u,
const vector  v
) 
 

Construct Concatenation of 2 vectors

void construct_vec_concat3 (  vector *  uv,
const vector  u,
const vector  v,
const vector  w
) 
 

Construct Concatenation of 3 vectors

void destruct_vec (  vector *  which  ) 
 

Destruct the vector

void print_vec (  const vector  u,
char *  name
) 
 

Destruct the vector

void split_vec (  vector *  out,
const vector  in,
long  start,
long  end
) 
 

Take one part start..end of vector IN and puts it into (alloceted) OUT Computes the norm of vector U :

  • l1-norm (k=1),
  • l2-norm(k=2),
  • l-$\infty$ norm(k=3) )

double norm_vec (  const vector  u,
int  k
) 
 

Computes the distance of vector u and v as $\|u-v\|_k$ :

  • l1-norm (k=1),
  • l2-norm(k=2),
  • l-$\infty$ norm(k=3) )

double distance_vec (  const vector  u,
const vector  v,
int  k
) 
 

void zeroize_vec (  vector  u  ) 
 

Puts zero into vector

void load_vec (  vector *  u,
const char *  FileName
) 
 

Load vector from (ASCII) file

void load_vec_bin (  vector *  u,
const char *  FileName
) 
 

Load vector from (BINARY) file

void save_vec (  const vector  u,
const char *  FileName
) 
 

Saves vector to (ASCII) file

void save_vec_bin (  const vector  u,
const char *  FileName
) 
 

Saves vector to (BINARY) file

void add_vec (  vector  u,
const vector  v
) 
 

Makes u := u+v

void add_vec_val (  vector  u,
double  alpha
) 
 

Makes u := u+alpha

void subtract_vec (  vector  u,
const vector  v
) 
 

Makes u := u-v

void multiply_vec (  vector  u,
double  alpha
) 
 

Makes u := u*alpha

double product_vec (  const vector  u,
const vector  v
) 
 

Returns dot product of $ u \cdot v = \sum_i u_i v_i $

void dot_multiply_vec (  vector  which,
const vector  b
) 
 

Makes MATLAB operation componentwise multiple: which(i)=which(i)*b(i) for all i

void lincomb_vec (  vector  u,
const vector  v,
const double  alpha,
const double  beta
) 
 

Linear combination u:= alpha * u + beta * v

void copy_vec (  vector  u,
const vector  v
) 
 

Copy vector v to u , i.e. u:=v

int vec_isnan (  vector  u  ) 
 

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