Merge branch 'MATH_3_X' of https://luc@git-wip-us.apache.org/repos/asf/commons-math.git into MATH_3_X
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/AdamsBashforthFieldIntegratorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/AdamsBashforthFieldIntegratorTest.java
index 9b7c45e..e78a6de 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/AdamsBashforthFieldIntegratorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/AdamsBashforthFieldIntegratorTest.java
@@ -26,7 +26,7 @@
import org.apache.commons.math3.util.Decimal64Field;
import org.junit.Test;
-public class AdamsBashforthFieldIntegratorTest extends AbstractAdamsFieldIntegratorTest {
+public class AdamsBashforthFieldIntegratorTest extends AdamsFieldIntegratorAbstractTest {
protected <T extends RealFieldElement<T>> AdamsFieldIntegrator<T>
createIntegrator(Field<T> field, final int nSteps, final double minStep, final double maxStep,
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/AbstractAdamsFieldIntegratorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/AdamsFieldIntegratorAbstractTest.java
similarity index 99%
rename from src/test/java/org/apache/commons/math3/ode/nonstiff/AbstractAdamsFieldIntegratorTest.java
rename to src/test/java/org/apache/commons/math3/ode/nonstiff/AdamsFieldIntegratorAbstractTest.java
index 74a5841..efc1b2c 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/AbstractAdamsFieldIntegratorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/AdamsFieldIntegratorAbstractTest.java
@@ -40,7 +40,7 @@
import org.junit.Assert;
import org.junit.Test;
-public abstract class AbstractAdamsFieldIntegratorTest {
+public abstract class AdamsFieldIntegratorAbstractTest {
protected abstract <T extends RealFieldElement<T>> AdamsFieldIntegrator<T>
createIntegrator(Field<T> field, final int nSteps, final double minStep, final double maxStep,
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/AdamsMoultonFieldIntegratorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/AdamsMoultonFieldIntegratorTest.java
index 2a389b4..eda33d3 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/AdamsMoultonFieldIntegratorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/AdamsMoultonFieldIntegratorTest.java
@@ -26,7 +26,7 @@
import org.apache.commons.math3.util.Decimal64Field;
import org.junit.Test;
-public class AdamsMoultonFieldIntegratorTest extends AbstractAdamsFieldIntegratorTest {
+public class AdamsMoultonFieldIntegratorTest extends AdamsFieldIntegratorAbstractTest {
protected <T extends RealFieldElement<T>> AdamsFieldIntegrator<T>
createIntegrator(Field<T> field, final int nSteps, final double minStep, final double maxStep,
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/ClassicalRungKuttaFieldStepInterpolatorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/ClassicalRungKuttaFieldStepInterpolatorTest.java
index e94a041..b69b52b 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/ClassicalRungKuttaFieldStepInterpolatorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/ClassicalRungKuttaFieldStepInterpolatorTest.java
@@ -25,7 +25,7 @@
import org.apache.commons.math3.util.Decimal64Field;
import org.junit.Test;
-public class ClassicalRungKuttaFieldStepInterpolatorTest extends AbstractRungeKuttaFieldStepInterpolatorTest {
+public class ClassicalRungKuttaFieldStepInterpolatorTest extends RungeKuttaFieldStepInterpolatorAbstractTest {
protected <T extends RealFieldElement<T>> RungeKuttaFieldStepInterpolator<T>
createInterpolator(Field<T> field, boolean forward, T[][] yDotK,
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/ClassicalRungeKuttaFieldIntegratorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/ClassicalRungeKuttaFieldIntegratorTest.java
index e1cef43..2fa96d5 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/ClassicalRungeKuttaFieldIntegratorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/ClassicalRungeKuttaFieldIntegratorTest.java
@@ -22,7 +22,7 @@
import org.apache.commons.math3.RealFieldElement;
import org.apache.commons.math3.util.Decimal64Field;
-public class ClassicalRungeKuttaFieldIntegratorTest extends AbstractRungeKuttaFieldIntegratorTest {
+public class ClassicalRungeKuttaFieldIntegratorTest extends RungeKuttaFieldIntegratorAbstractTest {
protected <T extends RealFieldElement<T>> RungeKuttaFieldIntegrator<T>
createIntegrator(Field<T> field, T step) {
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/DormandPrince54FieldIntegratorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/DormandPrince54FieldIntegratorTest.java
index cd3c5ad..5285b75 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/DormandPrince54FieldIntegratorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/DormandPrince54FieldIntegratorTest.java
@@ -22,7 +22,7 @@
import org.apache.commons.math3.RealFieldElement;
import org.apache.commons.math3.util.Decimal64Field;
-public class DormandPrince54FieldIntegratorTest extends AbstractEmbeddedRungeKuttaFieldIntegratorTest {
+public class DormandPrince54FieldIntegratorTest extends EmbeddedRungeKuttaFieldIntegratorAbstractTest {
protected <T extends RealFieldElement<T>> EmbeddedRungeKuttaFieldIntegrator<T>
createIntegrator(Field<T> field, final double minStep, final double maxStep,
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/DormandPrince54FieldStepInterpolatorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/DormandPrince54FieldStepInterpolatorTest.java
index a01976e..792b21c 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/DormandPrince54FieldStepInterpolatorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/DormandPrince54FieldStepInterpolatorTest.java
@@ -25,7 +25,7 @@
import org.apache.commons.math3.util.Decimal64Field;
import org.junit.Test;
-public class DormandPrince54FieldStepInterpolatorTest extends AbstractRungeKuttaFieldStepInterpolatorTest {
+public class DormandPrince54FieldStepInterpolatorTest extends RungeKuttaFieldStepInterpolatorAbstractTest {
protected <T extends RealFieldElement<T>> RungeKuttaFieldStepInterpolator<T>
createInterpolator(Field<T> field, boolean forward, T[][] yDotK,
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/DormandPrince853FieldIntegratorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/DormandPrince853FieldIntegratorTest.java
index 1edc8a4..80f2d96 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/DormandPrince853FieldIntegratorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/DormandPrince853FieldIntegratorTest.java
@@ -22,7 +22,7 @@
import org.apache.commons.math3.RealFieldElement;
import org.apache.commons.math3.util.Decimal64Field;
-public class DormandPrince853FieldIntegratorTest extends AbstractEmbeddedRungeKuttaFieldIntegratorTest {
+public class DormandPrince853FieldIntegratorTest extends EmbeddedRungeKuttaFieldIntegratorAbstractTest {
protected <T extends RealFieldElement<T>> EmbeddedRungeKuttaFieldIntegrator<T>
createIntegrator(Field<T> field, final double minStep, final double maxStep,
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/DormandPrince853FieldStepInterpolatorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/DormandPrince853FieldStepInterpolatorTest.java
index 2fca2bd..d9e4ea1 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/DormandPrince853FieldStepInterpolatorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/DormandPrince853FieldStepInterpolatorTest.java
@@ -25,7 +25,7 @@
import org.apache.commons.math3.util.Decimal64Field;
import org.junit.Test;
-public class DormandPrince853FieldStepInterpolatorTest extends AbstractRungeKuttaFieldStepInterpolatorTest {
+public class DormandPrince853FieldStepInterpolatorTest extends RungeKuttaFieldStepInterpolatorAbstractTest {
protected <T extends RealFieldElement<T>> RungeKuttaFieldStepInterpolator<T>
createInterpolator(Field<T> field, boolean forward, T[][] yDotK,
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/AbstractEmbeddedRungeKuttaFieldIntegratorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/EmbeddedRungeKuttaFieldIntegratorAbstractTest.java
similarity index 99%
rename from src/test/java/org/apache/commons/math3/ode/nonstiff/AbstractEmbeddedRungeKuttaFieldIntegratorTest.java
rename to src/test/java/org/apache/commons/math3/ode/nonstiff/EmbeddedRungeKuttaFieldIntegratorAbstractTest.java
index 97458d0..cb5797a 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/AbstractEmbeddedRungeKuttaFieldIntegratorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/EmbeddedRungeKuttaFieldIntegratorAbstractTest.java
@@ -44,7 +44,7 @@
import org.junit.Assert;
import org.junit.Test;
-public abstract class AbstractEmbeddedRungeKuttaFieldIntegratorTest {
+public abstract class EmbeddedRungeKuttaFieldIntegratorAbstractTest {
protected abstract <T extends RealFieldElement<T>> EmbeddedRungeKuttaFieldIntegrator<T>
createIntegrator(Field<T> field, final double minStep, final double maxStep,
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/EulerFieldIntegratorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/EulerFieldIntegratorTest.java
index b3a8488..68b66f8 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/EulerFieldIntegratorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/EulerFieldIntegratorTest.java
@@ -22,7 +22,7 @@
import org.apache.commons.math3.RealFieldElement;
import org.apache.commons.math3.util.Decimal64Field;
-public class EulerFieldIntegratorTest extends AbstractRungeKuttaFieldIntegratorTest {
+public class EulerFieldIntegratorTest extends RungeKuttaFieldIntegratorAbstractTest {
@Override
protected <T extends RealFieldElement<T>> RungeKuttaFieldIntegrator<T>
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/EulerFieldStepInterpolatorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/EulerFieldStepInterpolatorTest.java
index 2725d91..bc93b4b 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/EulerFieldStepInterpolatorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/EulerFieldStepInterpolatorTest.java
@@ -25,7 +25,7 @@
import org.apache.commons.math3.util.Decimal64Field;
import org.junit.Test;
-public class EulerFieldStepInterpolatorTest extends AbstractRungeKuttaFieldStepInterpolatorTest {
+public class EulerFieldStepInterpolatorTest extends RungeKuttaFieldStepInterpolatorAbstractTest {
protected <T extends RealFieldElement<T>> RungeKuttaFieldStepInterpolator<T>
createInterpolator(Field<T> field, boolean forward, T[][] yDotK,
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/GillFieldIntegratorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/GillFieldIntegratorTest.java
index 943703a..9f9935b 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/GillFieldIntegratorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/GillFieldIntegratorTest.java
@@ -22,7 +22,7 @@
import org.apache.commons.math3.RealFieldElement;
import org.apache.commons.math3.util.Decimal64Field;
-public class GillFieldIntegratorTest extends AbstractRungeKuttaFieldIntegratorTest {
+public class GillFieldIntegratorTest extends RungeKuttaFieldIntegratorAbstractTest {
protected <T extends RealFieldElement<T>> RungeKuttaFieldIntegrator<T>
createIntegrator(Field<T> field, T step) {
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/GillFieldStepInterpolatorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/GillFieldStepInterpolatorTest.java
index 446a3e4..78e9e6d 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/GillFieldStepInterpolatorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/GillFieldStepInterpolatorTest.java
@@ -25,7 +25,7 @@
import org.apache.commons.math3.util.Decimal64Field;
import org.junit.Test;
-public class GillFieldStepInterpolatorTest extends AbstractRungeKuttaFieldStepInterpolatorTest {
+public class GillFieldStepInterpolatorTest extends RungeKuttaFieldStepInterpolatorAbstractTest {
protected <T extends RealFieldElement<T>> RungeKuttaFieldStepInterpolator<T>
createInterpolator(Field<T> field, boolean forward, T[][] yDotK,
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/HighamHall54FieldIntegratorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/HighamHall54FieldIntegratorTest.java
index 3069bd0..19dc348 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/HighamHall54FieldIntegratorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/HighamHall54FieldIntegratorTest.java
@@ -22,7 +22,7 @@
import org.apache.commons.math3.RealFieldElement;
import org.apache.commons.math3.util.Decimal64Field;
-public class HighamHall54FieldIntegratorTest extends AbstractEmbeddedRungeKuttaFieldIntegratorTest {
+public class HighamHall54FieldIntegratorTest extends EmbeddedRungeKuttaFieldIntegratorAbstractTest {
protected <T extends RealFieldElement<T>> EmbeddedRungeKuttaFieldIntegrator<T>
createIntegrator(Field<T> field, final double minStep, final double maxStep,
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/HighamHall54FieldStepInterpolatorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/HighamHall54FieldStepInterpolatorTest.java
index 2487c26..df3ab48 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/HighamHall54FieldStepInterpolatorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/HighamHall54FieldStepInterpolatorTest.java
@@ -25,7 +25,7 @@
import org.apache.commons.math3.util.Decimal64Field;
import org.junit.Test;
-public class HighamHall54FieldStepInterpolatorTest extends AbstractRungeKuttaFieldStepInterpolatorTest {
+public class HighamHall54FieldStepInterpolatorTest extends RungeKuttaFieldStepInterpolatorAbstractTest {
protected <T extends RealFieldElement<T>> RungeKuttaFieldStepInterpolator<T>
createInterpolator(Field<T> field, boolean forward, T[][] yDotK,
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/LutherFieldIntegratorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/LutherFieldIntegratorTest.java
index 2307280..f6599bb 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/LutherFieldIntegratorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/LutherFieldIntegratorTest.java
@@ -26,7 +26,7 @@
import org.apache.commons.math3.exception.NumberIsTooSmallException;
import org.apache.commons.math3.util.Decimal64Field;
-public class LutherFieldIntegratorTest extends AbstractRungeKuttaFieldIntegratorTest {
+public class LutherFieldIntegratorTest extends RungeKuttaFieldIntegratorAbstractTest {
protected <T extends RealFieldElement<T>> RungeKuttaFieldIntegrator<T>
createIntegrator(Field<T> field, T step) {
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/LutherFieldStepInterpolatorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/LutherFieldStepInterpolatorTest.java
index f7ad829..4d4c418 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/LutherFieldStepInterpolatorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/LutherFieldStepInterpolatorTest.java
@@ -25,7 +25,7 @@
import org.apache.commons.math3.util.Decimal64Field;
import org.junit.Test;
-public class LutherFieldStepInterpolatorTest extends AbstractRungeKuttaFieldStepInterpolatorTest {
+public class LutherFieldStepInterpolatorTest extends RungeKuttaFieldStepInterpolatorAbstractTest {
protected <T extends RealFieldElement<T>> RungeKuttaFieldStepInterpolator<T>
createInterpolator(Field<T> field, boolean forward, T[][] yDotK,
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/MidpointFieldIntegratorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/MidpointFieldIntegratorTest.java
index 3a6b02c..e8c6805 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/MidpointFieldIntegratorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/MidpointFieldIntegratorTest.java
@@ -22,7 +22,7 @@
import org.apache.commons.math3.RealFieldElement;
import org.apache.commons.math3.util.Decimal64Field;
-public class MidpointFieldIntegratorTest extends AbstractRungeKuttaFieldIntegratorTest {
+public class MidpointFieldIntegratorTest extends RungeKuttaFieldIntegratorAbstractTest {
protected <T extends RealFieldElement<T>> RungeKuttaFieldIntegrator<T>
createIntegrator(Field<T> field, T step) {
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/MidpointFieldStepInterpolatorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/MidpointFieldStepInterpolatorTest.java
index 6640045..b3de00e 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/MidpointFieldStepInterpolatorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/MidpointFieldStepInterpolatorTest.java
@@ -25,7 +25,7 @@
import org.apache.commons.math3.util.Decimal64Field;
import org.junit.Test;
-public class MidpointFieldStepInterpolatorTest extends AbstractRungeKuttaFieldStepInterpolatorTest {
+public class MidpointFieldStepInterpolatorTest extends RungeKuttaFieldStepInterpolatorAbstractTest {
protected <T extends RealFieldElement<T>> RungeKuttaFieldStepInterpolator<T>
createInterpolator(Field<T> field, boolean forward, T[][] yDotK,
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/AbstractRungeKuttaFieldIntegratorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/RungeKuttaFieldIntegratorAbstractTest.java
similarity index 99%
rename from src/test/java/org/apache/commons/math3/ode/nonstiff/AbstractRungeKuttaFieldIntegratorTest.java
rename to src/test/java/org/apache/commons/math3/ode/nonstiff/RungeKuttaFieldIntegratorAbstractTest.java
index 35cc13d..518690a 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/AbstractRungeKuttaFieldIntegratorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/RungeKuttaFieldIntegratorAbstractTest.java
@@ -49,7 +49,7 @@
import org.junit.Assert;
import org.junit.Test;
-public abstract class AbstractRungeKuttaFieldIntegratorTest {
+public abstract class RungeKuttaFieldIntegratorAbstractTest {
protected abstract <T extends RealFieldElement<T>> RungeKuttaFieldIntegrator<T>
createIntegrator(Field<T> field, T step);
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/AbstractRungeKuttaFieldStepInterpolatorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/RungeKuttaFieldStepInterpolatorAbstractTest.java
similarity index 99%
rename from src/test/java/org/apache/commons/math3/ode/nonstiff/AbstractRungeKuttaFieldStepInterpolatorTest.java
rename to src/test/java/org/apache/commons/math3/ode/nonstiff/RungeKuttaFieldStepInterpolatorAbstractTest.java
index b5c7ff0..601e7b0 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/AbstractRungeKuttaFieldStepInterpolatorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/RungeKuttaFieldStepInterpolatorAbstractTest.java
@@ -33,7 +33,7 @@
import org.junit.Assert;
import org.junit.Test;
-public abstract class AbstractRungeKuttaFieldStepInterpolatorTest {
+public abstract class RungeKuttaFieldStepInterpolatorAbstractTest {
protected abstract <T extends RealFieldElement<T>> RungeKuttaFieldStepInterpolator<T>
createInterpolator(Field<T> field, boolean forward, T[][] yDotK,
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/ThreeEighthesFieldIntegratorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/ThreeEighthesFieldIntegratorTest.java
index 700661d..971dac8 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/ThreeEighthesFieldIntegratorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/ThreeEighthesFieldIntegratorTest.java
@@ -22,7 +22,7 @@
import org.apache.commons.math3.RealFieldElement;
import org.apache.commons.math3.util.Decimal64Field;
-public class ThreeEighthesFieldIntegratorTest extends AbstractRungeKuttaFieldIntegratorTest {
+public class ThreeEighthesFieldIntegratorTest extends RungeKuttaFieldIntegratorAbstractTest {
protected <T extends RealFieldElement<T>> RungeKuttaFieldIntegrator<T>
createIntegrator(Field<T> field, T step) {
diff --git a/src/test/java/org/apache/commons/math3/ode/nonstiff/ThreeEighthesFieldStepInterpolatorTest.java b/src/test/java/org/apache/commons/math3/ode/nonstiff/ThreeEighthesFieldStepInterpolatorTest.java
index f1a2d28..f326a2b 100644
--- a/src/test/java/org/apache/commons/math3/ode/nonstiff/ThreeEighthesFieldStepInterpolatorTest.java
+++ b/src/test/java/org/apache/commons/math3/ode/nonstiff/ThreeEighthesFieldStepInterpolatorTest.java
@@ -25,7 +25,7 @@
import org.apache.commons.math3.util.Decimal64Field;
import org.junit.Test;
-public class ThreeEighthesFieldStepInterpolatorTest extends AbstractRungeKuttaFieldStepInterpolatorTest {
+public class ThreeEighthesFieldStepInterpolatorTest extends RungeKuttaFieldStepInterpolatorAbstractTest {
protected <T extends RealFieldElement<T>> RungeKuttaFieldStepInterpolator<T>
createInterpolator(Field<T> field, boolean forward, T[][] yDotK,
