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[bug #6095] java.awt.geom.QuadCurve2D.solveQuadratic sometimes gives wro
From: |
nobody |
Subject: |
[bug #6095] java.awt.geom.QuadCurve2D.solveQuadratic sometimes gives wrong result |
Date: |
Tue, 21 Oct 2003 10:27:37 -0400 |
User-agent: |
Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.0.2) Gecko/20030716 |
=================== BUG #6095: FULL BUG SNAPSHOT ===================
http://savannah.gnu.org/bugs/?func=detailbug&bug_id=6095&group_id=85
Submitted by: brawer Project: classpath
Submitted on: Tue 10/21/2003 at 14:27
Severity: 5 - Major Resolution: None
Assigned to: None Status: Open
Platform Version: None
Summary: java.awt.geom.QuadCurve2D.solveQuadratic sometimes gives wrong result
Original Submission: The solveQuadratic method in java.awt.geom.QuadCurve2D
gives the wrong result for the equation 4 * (x^2) = 0. This equation has
exactly one solution, namely x = 0.
Both Sun J2SE 1.4.1_01 (GNU/Linux i386) and Apple JDK 1.3.1 (PowerPC G4) return
the correct result. GNU Classpath however claims that the equation has two
solutions.
A Mauve test case is attached, see checks 8 and 9.
No Followups Have Been Posted
CC list is empty
File Attachments
****************
-------------------------------------------------------
Date: Tue 10/21/2003 at 14:27 Name: solveQuadratic.java Size: 2KB By: brawer
Mauve test case
http://savannah.gnu.org/bugs/download.php?group_id=85&bug_id=6095&bug_file_id=741
For detailed info, follow this link:
http://savannah.gnu.org/bugs/?func=detailbug&bug_id=6095&group_id=85
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- [bug #6095] java.awt.geom.QuadCurve2D.solveQuadratic sometimes gives wrong result,
nobody <=