At 23:45 19/10/2013 +0200, Paul Steyn wrote:
On Sat, 19 Oct 2013 15:46:56 +0100 Brian Barker wrote:
Remember that multiplication precedes addition
and subtraction in evaluation, so many of your
parenthesis pairs are unnecessary. You may
think they clarify things, but in my experience
they obfuscate the meaning of a formula and mask errors.
While I agree with Brian's other points, I just
wanted to comment that normally, I find it much
better to include parentheses around sums, ...
Sums? But sums (along with differences) often do
need parentheses, of course: it's products and quotients that often don't.
... explicitly stating the order, rather than
relying on (sometimes differing) operator precedence rules.
"Sometimes differing"?! Is this the new mathematics? ;^)
This also helps to group things, and in my
opinion usually makes things more clear, rather than obfuscating anything.
Chacun à son goût, of course.
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