Re: Anti log in PostgreSQL

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От Sai Hertz And Control Systems
Тема Re: Anti log in PostgreSQL
Дата
Msg-id 3FECC357.6040206@sancharnet.in
обсуждение исходный текст
Ответ на Re: Anti log in PostgreSQL  (Wei Weng <wweng@kencast.com>)
Ответы Re: Anti log in PostgreSQL  (Tom Lane <tgl@sss.pgh.pa.us>)
Список pgsql-sql
Dear Wei Weng ,

>> Nope
>> select exp(3.3234) as a2144
>> Gives me
>> 27.754555808589792
>> But the answer expected is some what near to 2144
>> The log tables show this
>>
>> Regards,
>> Vishal Kashyap.
>>
>
> What is the mathematical operation that "antilog" is supposed to perform?

Its going to calculate rate of intrest  for an fixed deposit , Iknow 
theirs other metod also bu theoratically  using antilog you get  
calculations bang corect

This is inverse of log

Now doing select 1/log(3.3234)  does not help
_________________
Vishal  Kashyap



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