Create quadratic-solver.py

Author: scratchmex

quadratic-solver.py

@@ -0,0 +1,28 @@
+# Written by Ivan Gonzalez (2017)
+from math import sqrt, fmod
+
+def mcd(a, b, *args):
+    a, b = abs(a), abs(b)
+    if a<b:
+        a, b = b, a
+    while b:
+        a, b = b, fmod(a,b)
+    if args:
+        return mcd(a, args[0], *args[1:])
+    else:
+        return a
+
+def solve(a, b=0, c=0):
+    q = mcd(a, b, c)
+    try:
+        x = [(-b+sqrt(b**2-4*(a*c)))/(2*a), (-b-sqrt(b**2-4*(a*c)))/(2*a)]
+    except Exception:
+        print 'No solutions'
+    else:
+        print 'For {}(x^2) {:+}(x) {:+}'.format(a, b, c), 'simplified -> {}*[{}(x^2) {:+}(x) {:+}]'.format(q, a/q, b/q, c/q) if q is not 1 else ''
+        print 'Solution {}(x{:+})*(x{:+})'.format(str(q)+'*' if q is not 1 else '', -x[0], -x[1])
+
+a = input('a=')
+b = input('b=')
+c = input('c=')
+solve(a,b,c)