2^30=1073741824, how to type 1073741824?2 will got the number 30.

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I use bc command line, please don't reply what ? it is as far as possible, and give me a link in google or baidu etc, 'coz I wanna know how to searching for math web page or special symbol. thanks.

PS. Post in english because fcitx crash in chromium, terminal and text editor but firefox :(

How

2 replies • 1970-01-01 08:00:00 +08:00

CoX

Dec 27, 2011

Python 2.6.6 (r266:84297, Aug 24 2010, 18:46:32) [MSC v.1500 32 bit (Intel)] on
win32
Type "help", "copyright", "credits" or "license" for more information.
>>> import math
>>> math.log.__doc__
'log(x[, base])\n\nReturn the logarithm of x to the given base.\nIf the base not
specified, returns the natural logarithm (base e) of x.'
>>>

delectate

Dec 27, 2011

log（2，1073741824）
l (x) The natural logarithm of x. log函数(以2为底)
http://blog.chinaunix.net/space.php?uid=23929712&do=blog&id=2650421