diff --git a/src/nso_rr.h b/src/nso_rr.h
index 6d0ac70..42e87c4 100644
--- a/src/nso_rr.h
+++ b/src/nso_rr.h
@@ -4364,7 +4364,7 @@ std::ostream& operator<<(std::ostream& stream,
 	const idni::tau::rr<idni::tau::nso<BAs...>>& f)
 {
 	stream << f.rec_relations;
-	if (f.main) stream << f.main << '.';
+	if (f.main) stream << f.main;
 	return stream;
 }
 
diff --git a/tests/integration/test_integration-quantifiers.cpp b/tests/integration/test_integration-quantifiers.cpp
index 545f393..90c6f8f 100644
--- a/tests/integration/test_integration-quantifiers.cpp
+++ b/tests/integration/test_integration-quantifiers.cpp
@@ -22,27 +22,27 @@ using test_case = array<string, 3>;
 using test_cases = vector<test_case>;
 
 test_cases ex_cases = {
-	{ "ex x x=0.",                  "ex x x = 0.",             "T" },
-	{ "ex x,y xy=0.",               "ex x, y xy = 0.",         "T" },
-	{ "ex x ex y xy=0.",            "ex x, y xy = 0.",         "T" },
+	{ "ex x x=0.",                  "ex x x = 0",             "T" },
+	{ "ex x,y xy=0.",               "ex x, y xy = 0",         "T" },
+	{ "ex x ex y xy=0.",            "ex x, y xy = 0",         "T" },
 };
 
 test_cases all_cases = {
-	{ "all x x!=0.",                "all x x != 0.",           "F" },
-	{ "all x,y xy!=0.",             "all x, y xy != 0.",       "F" },
-	{ "all x all y xy!=0.",         "all x, y xy != 0.",       "F" },
+	{ "all x x!=0.",                "all x x != 0",           "F" },
+	{ "all x,y xy!=0.",             "all x, y xy != 0",       "F" },
+	{ "all x all y xy!=0.",         "all x, y xy != 0",       "F" },
 };
 
 test_cases ex_all_cases = {
-	{ "ex x all y x=y.",            "ex x all y x'y|xy' = 0.", "F" },
+	{ "ex x all y x=y.",            "ex x all y x'y|xy' = 0", "F" },
 	{ "ex x,y all w,z x=w&&y=z.",
-		"ex x, y all w, z x'w|xw' = 0 && y'z|yz' = 0.",     "F"},
+		"ex x, y all w, z x'w|xw' = 0 && y'z|yz' = 0",     "F"},
 };
 
 test_cases all_ex_cases = {
-	{ "all x ex y x=y.",            "all x ex y x'y|xy' = 0.", "T" },
+	{ "all x ex y x=y.",            "all x ex y x'y|xy' = 0", "T" },
 	{ "all x,y ex w,z x=w && y=z.",
-		"all x, y ex w, z x'w|xw' = 0 && y'z|yz' = 0.",    "T"},
+		"all x, y ex w, z x'w|xw' = 0 && y'z|yz' = 0",    "T"},
 };
 
 ostream& operator<<(ostream& os, const test_case& tc) {
diff --git a/tests/integration/test_integration-splitter2.cpp b/tests/integration/test_integration-splitter2.cpp
index c1f6f8a..8e83a50 100644
--- a/tests/integration/test_integration-splitter2.cpp
+++ b/tests/integration/test_integration-splitter2.cpp
@@ -54,7 +54,7 @@ TEST_SUITE("Tau_splitter_tau_coeff") {
 		std::cout << ss.str() << "\n";
 		#endif
 
-		CHECK(ss.str() == "{ o1[t]o2[t] = 0. } : tau ({ o1[t]o2[t] = 0. } : tau v)' = 0");
+		CHECK(ss.str() == "{ o1[t]o2[t] = 0 } : tau ({ o1[t]o2[t] = 0 } : tau v)' = 0");
 	}
 
 	TEST_CASE("Tau_splitter_tau_coeff2") {
@@ -67,9 +67,9 @@ TEST_SUITE("Tau_splitter_tau_coeff") {
 		std::cout << ss.str() << "\n";
 		#endif
 
-		CHECK((ss.str() == "{ o1[t]|o2[t] = 0. } : tau v = 0 && v{ !(always o1[t] = 0 && o2[t] = 0). } : tau = 0"
-			|| ss.str() == "{ o1[t]|o2[t] = 0. } : tau v = 0 && v{ !(always o2[t] = 0 && o1[t] = 0). } = 0"
-			|| ss.str() == "{ o1[t]|o2[t] = 0. } v = 0 && v{ !(always o1[t] = 0 && o2[t] = 0). } : tau = 0"
-			|| ss.str() == "{ o1[t]|o2[t] = 0. } v = 0 && v{ !(always o1[t] = 0 && o2[t] = 0). } = 0"));
+		CHECK((ss.str() == "{ o1[t]|o2[t] = 0 } : tau v = 0 && v{ !(always o1[t] = 0 && o2[t] = 0) } : tau = 0"
+			|| ss.str() == "{ o1[t]|o2[t] = 0 } : tau v = 0 && v{ !(always o2[t] = 0 && o1[t] = 0) } = 0"
+			|| ss.str() == "{ o1[t]|o2[t] = 0 } v = 0 && v{ !(always o1[t] = 0 && o2[t] = 0) } : tau = 0"
+			|| ss.str() == "{ o1[t]|o2[t] = 0 } v = 0 && v{ !(always o1[t] = 0 && o2[t] = 0) } = 0"));
 	}
 }