/src/main/java/org/htmlunit/util/geometry/Line2D.java
final double intersectY = slope_ * line.startX_ + x1;
final double intersectY = slope_ * line.startX_ + yIntercept_;
} if (isVertical_ && !line.isVertical_) { final double intersectY = line.slope_ * startX_ + line.yIntercept_; return new Point2D(startX_, intersectY); } if (!isVertical_ && line.isVertical_) { <extra_id_0> return new Point2D(line.startX_, intersectY); } if (Math.abs(slope_ - line.slope_) < epsilon) { return null; } final double intersectX = (line.yIntercept_ - yIntercept_) / (slope_ - line.slope_);