pure quadratic is working

tester.sh

@@ -330,7 +330,7 @@ run_test \
 "3 * x^2 + 5 * x^1 - 2 * x^0 = 5 * x" "\
 Reduced form: -2 * x^0 + 0 * x^1 + 3 * x^2 = 0
 Polynomial degree: 2
-Discriminant is strictly positive, the two solutions are:
+Radicant is strictly positive, the two solutions are:
 √(2/3)
 -√(2/3)"
 
@@ -339,16 +339,16 @@ run_test \
 "9 * x^2 + 5 * x^1 - 2 * x^0 = 5 * x" "\
 Reduced form: -2 * x^0 + 0 * x^1 + 9 * x^2 = 0
 Polynomial degree: 2
-Discriminant is strictly positive, the two solutions are:
-(√2)/3
--(√2)/3"
+Radicant is strictly positive, the two solutions are:
+√(2)/3
+-√(2)/3"
 
 run_test \
 "28. degree 2 pure" \
 "3 * x^2 + 5 * x^1 - 4 * x^0 = 5 * x" "\
 Reduced form: -4 * x^0 + 0 * x^1 + 3 * x^2 = 0
 Polynomial degree: 2
-Discriminant is strictly positive, the two solutions are:
+Radicant is strictly positive, the two solutions are:
 2/√(3)
 -2/√(3)"
 
@@ -358,7 +358,7 @@ run_test \
 "16 * x^2 + 5 * x^1 - 4 * x^0 = 5 * x" "\
 Reduced form: -4 * x^0 + 0 * x^1 + 3 * x^2 = 0
 Polynomial degree: 2
-Discriminant is strictly positive, the two solutions are:
+Radicant is strictly positive, the two solutions are:
 1/2
 -1/2"
 
@@ -368,6 +368,6 @@ run_test \
 "4 * x^2 + 5 * x^1 - 16 * x^0 = 5 * x" "\
 Reduced form: -4 * x^0 + 0 * x^1 + 3 * x^2 = 0
 Polynomial degree: 2
-Discriminant is strictly positive, the two solutions are:
+Radicant is strictly positive, the two solutions are:
 2
 -2"