pretty print change

src/tea3/pretty_print.py

@@ -6,8 +6,6 @@ def pretty_print(poly):
     x_terms = []
     mixed_terms = []
 
-    has_const = bool(poly.constant_coefficient())
-
     for monom in poly:
         vars_in_term = [str(v) for v in monom.variables()]
 
@@ -28,10 +26,8 @@ def pretty_print(poly):
 
     parts = []
 
-    if R_terms or (has_const and not r_terms):
+    if R_terms:
         parts.append("f(Ri)")
-    elif has_const:
-        parts.append("1")
 
     if r_terms:
         parts.append("f(ri)")