54 lines
2.4 KiB
C
54 lines
2.4 KiB
C
#include "macros.h"
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#include "types.h"
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#ifndef LIZFCM_H
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#define LIZFCM_H
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extern float smaceps();
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extern double dmaceps();
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extern double central_derivative_at(double (*f)(double), double a, double h);
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extern double forward_derivative_at(double (*f)(double), double a, double h);
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extern double backward_derivative_at(double (*f)(double), double a, double h);
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extern double sum_v(Array_double *v);
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extern Array_double *scale_v(Array_double *v1, double m);
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extern Array_double *add_v(Array_double *v1, Array_double *v2);
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extern Array_double *minus_v(Array_double *v1, Array_double *v2);
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extern double v_dot_v(Array_double *v1, Array_double *v2);
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extern double l2_norm(Array_double *v);
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extern double l1_norm(Array_double *v);
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extern double linf_norm(Array_double *v);
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extern double vector_distance(Array_double *v1, Array_double *v2,
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double (*norm)(Array_double *));
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extern double l2_distance(Array_double *v1, Array_double *v2);
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extern double l1_distance(Array_double *v1, Array_double *v2);
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extern double linf_distance(Array_double *v1, Array_double *v2);
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extern Array_double *copy_vector(Array_double *v1);
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extern void free_vector(Array_double *v);
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extern void format_vector_into(Array_double *v, char *s);
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extern int vector_equal(Array_double *a, Array_double *b);
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extern Matrix_double *put_identity_diagonal(Matrix_double *m);
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extern Matrix_double **lu_decomp(Matrix_double *m);
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extern Array_double *bsubst(Matrix_double *u, Array_double *b);
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extern Array_double *fsubst(Matrix_double *l, Array_double *b);
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extern Array_double *solve_matrix(Matrix_double *m, Array_double *b);
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extern Array_double *m_dot_v(Matrix_double *m, Array_double *v);
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extern Matrix_double *copy_matrix(Matrix_double *m);
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extern void free_matrix(Matrix_double *m);
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extern void format_matrix_into(Matrix_double *m, char *s);
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extern int matrix_equal(Matrix_double *a, Matrix_double *b);
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extern Line *least_squares_lin_reg(Array_double *x, Array_double *y);
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extern double *find_ivt_range(double (*f)(double), double start_x, double delta,
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size_t max_steps);
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extern double bisect_find_root(double (*f)(double), double a, double b,
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double tolerance, size_t max_iterations);
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extern double bisect_find_root_with_error_assumption(double (*f)(double),
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double a, double b,
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double tolerance);
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#endif // LIZFCM_H
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