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how to represent ln in matlab?

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faa nad
faa nad 2013-1-18
评论： Walter Roberson 2021-12-9
Dear Sir,
I need to calculate 'log base e(ln)' in matlab.how to use it ?.
Thanks in advance.

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回答（3 个）

the cyclist
the cyclist 2013-1-18
编辑：the cyclist 2013-1-18
The log() function is base-e log. So, to take log of x [mathematicians would usually say ln(x)], just do
>> log(x)
  2 个评论
Steven Lord
Steven Lord 2017-2-15
Say more. Does it error (and if so what is the FULL text of the error message)? Does it issue a warning (ditto on the FULL message)? Does it give you a different answer than you expect?
Are you sure you haven't written your own log.m that's shadowing the log function built into MATLAB?
which -all log

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omar alshowi
omar alshowi 2021-7-25
MATLAB statement to evaluate the expression (ln exp(2 + cosπ)): is
Lakshya Bhatra
Lakshya Bhatra 2021-12-9
ln^2(2)

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