[petsc-dev] wrong PETSc code, please read the PETSc style guide

[Jed Brown]

On Mon, Sep 17, 2012 at 8:17 PM, Barry Smith <bsmith at mcs.anl.gov> wrote:

> Also never if (i == 0)   use if (!i)


Floating point exact equality (rare) is an exception to this rule.
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