/usr/include/libspreadsheet-1.12/spreadsheet/regression.h is in gnumeric 1.12.28-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 | /* vim: set sw=8: -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
#ifndef _GNM_REGRESSION_H_
# define _GNM_REGRESSION_H_
#include "numbers.h"
#include <goffice/goffice.h>
G_BEGIN_DECLS
#ifdef GNM_WITH_LONG_DOUBLE
# define gnm_regression_stat_t go_regression_stat_tl
# define gnm_regression_stat_new go_regression_stat_newl
# define gnm_regression_stat_destroy go_regression_stat_destroyl
# define gnm_linear_regression go_linear_regressionl
# define gnm_linear_regression_leverage go_linear_regression_leveragel
# define gnm_exponential_regression go_exponential_regressionl
# define gnm_logarithmic_regression go_logarithmic_regressionl
# define gnm_logarithmic_fit go_logarithmic_fitl
# define GnmRegressionFunction GORegressionFunctionl
# define gnm_non_linear_regression go_non_linear_regressionl
# define gnm_matrix_invert go_matrix_invertl
# define gnm_matrix_pseudo_inverse go_matrix_pseudo_inversel
# define gnm_matrix_determinant go_matrix_determinantl
# define gnm_linear_solve go_linear_solvel
# define gnm_linear_solve_multiple go_linear_solve_multiplel
#else
# define gnm_regression_stat_t go_regression_stat_t
# define gnm_regression_stat_new go_regression_stat_new
# define gnm_regression_stat_destroy go_regression_stat_destroy
# define gnm_linear_regression go_linear_regression
# define gnm_linear_regression_leverage go_linear_regression_leverage
# define gnm_exponential_regression go_exponential_regression
# define gnm_logarithmic_regression go_logarithmic_regression
# define gnm_logarithmic_fit go_logarithmic_fit
# define GnmRegressionFunction GORegressionFunction
# define gnm_non_linear_regression go_non_linear_regression
# define gnm_matrix_invert go_matrix_invert
# define gnm_matrix_pseudo_inverse go_matrix_pseudo_inverse
# define gnm_matrix_determinant go_matrix_determinant
# define gnm_linear_solve go_linear_solve
# define gnm_linear_solve_multiple go_linear_solve_multiple
#endif
G_END_DECLS
#endif /* _GNM_REGRESSION_H_ */
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