This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
struct covariance * covariance_1pass_create (size_t n_vars, const struct variable *const *vars,
const struct variable *wv, enum mv_class excl);
struct covariance *
covariance_2pass_create (size_t n_vars, const struct variable *const *vars,
struct covariance * covariance_1pass_create (size_t n_vars, const struct variable *const *vars,
const struct variable *wv, enum mv_class excl);
struct covariance *
covariance_2pass_create (size_t n_vars, const struct variable *const *vars,
const struct variable *wv, enum mv_class excl);
void covariance_accumulate (struct covariance *, const struct ccase *);
void covariance_accumulate_pass1 (struct covariance *, const struct ccase *);
void covariance_accumulate_pass2 (struct covariance *, const struct ccase *);
const struct variable *wv, enum mv_class excl);
void covariance_accumulate (struct covariance *, const struct ccase *);
void covariance_accumulate_pass1 (struct covariance *, const struct ccase *);
void covariance_accumulate_pass2 (struct covariance *, const struct ccase *);
-const gsl_matrix * covariance_calculate (struct covariance *cov);
-const gsl_matrix * covariance_calculate_unnormalized (struct covariance *);
+gsl_matrix * covariance_calculate (struct covariance *);
+gsl_matrix * covariance_calculate_unnormalized (struct covariance *);