src/main/java/org/fest/assertions/internal/Doubles.java
public void assertNotEqual(Description description, Double actual, Double expected, Offset<Double> offset) {
    checkOffsetIsNotNull(offset);
    checkNumberIsNotNull(expected);
    assertNotNull(description, actual);
    if (isEqualTo(actual, expected, offset)) {
      throw failures.failure(description, shouldNotBeEqual(actual, expected));
    }
  }
public void assertNotEqual(Description description, Double actual, Double expected, Offset<Double> offset) {
    checkOffsetIsNotNull(offset);
    checkNumberIsNotNull(expected);
    assertNotNull(description, actual);
    if (isEqualTo(actual, expected, offset)) {
      throw failures.failure(description, shouldNotBeEqual(actual, expected));
    }
  }
Verifies that two doubles are not equal.

@param description the description of the <em>actual</em> value.
@param actual the <em>actual</em> value.
@param expected the <em>expected</em> value.
@param offset the given positive <em>offset</em>.