[ww-bugs] Bug 4366: New: Missing parentheses cause incorrect answers

[bugzilla-daemon at webwork.maa.org]

http://bugs.webwork.maa.org/show_bug.cgi?id=4366

           Summary: Missing parentheses cause incorrect answers
           Product: Problem Libraries
           Version: unspecified
          Platform: PC
               URL: /opt/webwork/courses/Math-316-Ho-f19/templates/Library
                    /AlfredUniv/diffeq/constantcoefficient/auxiliary4.pg_w
                    ith_problemSeed=3432
        OS/Version: Windows
            Status: NEW
          Severity: enhancement
          Priority: P5
         Component: Library (OPL)
        AssignedTo: gjennings at csudh.edu
        ReportedBy: sflood at alumni.nd.edu
        Web browser ---
           version:


With seed 3432
the problem produces incorrect (complex) solutions.  Adding parentheses seems
to resolve the issue.


$roots =
List(Compute("(-($b)-sqrt(($b)^2-4*($c)))/(2)"),Compute("(-($b)+sqrt(($b)^2-4*($c)))/(2)"));

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