fixed files form Math #25

Spirals-Team · Mar 7, 2017 · fa8dd33 · fa8dd33
1 parent d39ea5c
commit fa8dd33
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/projects/Math/25/org/apache/commons/math3/optimization/fitting/HarmonicFitter.java b/projects/Math/25/org/apache/commons/math3/optimization/fitting/HarmonicFitter.java
@@ -320,8 +320,11 @@ private void guessAOmega() {
                 }
                 a = 0.5 * (yMax - yMin);
             } else {
+                if (c2 == 0) {
                     // In some ill-conditioned cases (cf. MATH-844), the guesser
                     // procedure cannot produce sensible results.
+                    throw new MathIllegalStateException(LocalizedFormats.ZERO_DENOMINATOR);
+                }
 
                 a = FastMath.sqrt(c1 / c2);
                 omega = FastMath.sqrt(c2 / c3);