随便举个使用vector的例子: #include<stdio.h> #include<gsl/gsl_vector.h> #include<math.h> void main(){ int n=10; gsl_vector *v=gsl_vector_alloc(n); int i; /* read and write vectors */ for (i=0;i<n;i++) gsl_vector_set(v,i,pow(i+1,2)); for (i=0;i<n;i++) print...
vecaDensity =gsl_vector_alloc(4); gsl_vector_set_zero( vecaDensity ); vecbDensity =gsl_vector_alloc(4); gsl_vector_set_zero( vecbDensity );for(i=0;i<6;i++) { vecaStrain[i] =gsl_vector_alloc(4); gsl_vector_set_zero( vecaStrain[i] ); vecaStress[i] =gsl_vector_alloc(4); ...
gsl_vector_free(*(Row+i)); } BHHH_maximizer *BHHH_maximizer_alloc(int N, int K, double tol, gsl_vector *v, void *data, void (*ObjFun)(const gsl_vector*, void*, int, double *, gsl_vector*)){ BHHH_maximizer *maxi=malloc(sizeof(BHHH_maximizer)); maxi->N=N; maxi->K=K; ma...
vector_define_test(){gsl_vector*v=gsl_vector_alloc(3);// 分配一个长度为3的向量,但是没有初始化gsl_vector*w=gsl_vector_calloc(3);// 分配一个长度为3的向量,并且初始化为0gsl_vector_complex*u=gsl_vector_complex_alloc(3);// 指定为复数类型// calculategsl_vector_free(v);gsl_vector_free(...
my_func.params = (void*)p;// set initial position xgsl_vector *x; x =gsl_vector_alloc(2);gsl_vector_set( x,0,5.0);gsl_vector_set( x,1,7.0); cout<<" f(1,2) = "<< my_func.f( x, my_func.params ) <<endl;// set minimization typeconstgsl_multimin_fdfminimizer_type *T...
}size_tn = size1();if(rhs.size() != n) {throwstd::runtime_error("System of linear equations: right-hand side vector has wrong size."); } x.resize(n);ints; gsl_permutation *p = gsl_permutation_alloc(n); gsl_linalg_LU_decomp(gsl(), p, &s);// matrix is modified at this ...
#include<stdio.h>#include<gsl/gsl_matrix.h>intmatrix_vec2mat_test(){int i,j;gsl_vector*v=gsl_vector_alloc(6);for(i=0;i<6;i++)gsl_vector_set(v,i,1.5+i);// 以矩阵的方式保存向量 其数据和向量为相同内存 可以矩阵方式操作向量数据gsl_matrix_view mv=gsl_matrix_view_vector(v,1,6);...
gsl_vector_set2:procedure (v: Pgsl_vector; i: NativeUInt; x: Double); cdecl; begin n:=300; //number of data points to fit p:=2; //parameters count x := gsl_vector_alloc(p); fdf_params :=gsl_multifit_nlinear_default_parameters(); GetMem(fit_data.t, n * sizeof(double)); ...
// set initial position x gsl_vector *x; x = gsl_vector_alloc(2); gsl_vector_set( x, 0, 5.0 ); gsl_vector_set( x, 1, 7.0 ); // set initial step size to 1 gsl_vector *ss = gsl_vector_alloc(2); gsl_vector_set_all( ss, 1.0 ); // set minimizer const gsl_multimin_f...
#include <gsl/gsl_vector.h> int _tmain(int argc, _TCHAR* argv[]) { int i; gsl_vector * v = gsl_vector_alloc (10); for (i = 0; i < 10; i++) { gsl_vector_set (v, i, 1.23 + i); } for (i = 0; i < 10; i++) ...