I use \mathrm{j}. I don't use \mathrm{\pi} because it generally isn't supported
by the LaTeX fonts.
I prefer to use \mathrm{j}, \mathrm{e}, and \mathrm{d} because it distinguishes
them from variables better.
Tim.
On 2013-01-17, at 2:50 PM, Aaron Meurer <[email protected]> wrote:
> But do you use j or \mathrm{j}?
>
> I personally dislike the use of mathrm or constants. I find it less
> pleasing to the eye.
>
> Also, I should note that SymPy currently doesn't use mathrm for e or \pi.
>
> Aaron Meurer
>
> On Jan 17, 2013, at 12:34 PM, Tim Lahey <[email protected]> wrote:
>
>> Hi,
>>
>> According to Kopka and Daly (Section 7.4.10 in the 4th edition), one is to
>> use \mathrm{i} for the special number i to emphasize that it's not a
>> variable. The same goes for e, pi, and the differential operator d.
>>
>> These are the recognized standards for typesetting mathematics (apparently).
>>
>> I don't actually use i, I actually use j instead which is the typical
>> engineering convention.
>>
>> Cheers,
>>
>> Tim.
>>
>> On 2013-01-17, at 2:24 PM, Aaron Meurer <[email protected]> wrote:
>>
>>> I don't see why i should be in bf, and I also don't see why we should
>>> use imath. From what I can tell, imath is an i without the dot, which
>>> is useful if you want to put a hat or a vector symbol on it, but
>>> doesn't seem right for imaginary i.
>>>
>>> Personally, I always just typeset it as just "i". I couldn't find any
>>> good references for this, though. What do things like Maple or
>>> Mathematica latex functions give?
>>>
>>> Aaron Meurer
>>>
>>
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