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-rw-r--r--inc/lizfcm.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/inc/lizfcm.h b/inc/lizfcm.h
index b390394..2dc9e42 100644
--- a/inc/lizfcm.h
+++ b/inc/lizfcm.h
@@ -25,6 +25,9 @@ extern double linf_distance(Array_double *v1, Array_double *v2);
extern void format_vector_into(Array_double *v, char *s);
+extern void format_matrix_into(Matrix_double *m, char *s);
+extern void put_identity_diagonal(Matrix_double *m);
+
extern Line *least_squares_lin_reg(Array_double *x, Array_double *y);
#endif // LIZFCM_H