Allow p=∞ in program and adjust and generalize printing accordingly.

1 files changed, 9 insertions, 3 deletions

diff --git a/double-error.h b/double-error.h
index d89b9b8..dbfe283 100644
--- a/double-error.h
+++ b/double-error.h
@@ -7,7 +7,11 @@ typedef struct {double v; double e;} double_error;
 
 double_error int_to_valuetype(int);
 
-double_error int_to_exptype(double);
+double_error int_to_exptype(int);
+
+double_error infinity_to_exptype();
+
+bool exptype_is_infinite(double_error);
 
 bool is_greater_certainly(double_error,double_error);
 
@@ -29,12 +33,14 @@ double_error power(double_error,double_error);
 
 double valuetype_to_double(double_error);
 
-double exptype_to_double(double_error);
-
 int valuetype_to_string(char*,double_error);
 
 int valuetype_to_latex(char*,double_error);
 
+int exptype_to_string(char*,double_error);
+
+int exptype_to_latex(char*,double_error);
+
 int root_to_string(char*,double_error,double_error);
 
 int root_to_latex(char*,double_error,double_error);