数学常数表

常数表

\(e = \tt{2.718281828}\)

\(\pi = \tt{3.141592654}\)

\(\ln \pi = \tt{1.1447}\)

\(\sqrt{\pi} = \tt{1.7725}\)

自然对数表	\(N\)	\(\ln N\)
\(\ln2 = \tt{0.69}\)	\(\tt{2}\)	\(\tt{0.6931}\)
\(\ln3 = \tt{1.10}\)	\(\tt{3}\)	\(\tt{1.0986}\)
\(\ln5 = \tt{1.61}\)	\(\tt{5}\)	\(\tt{1.6094}\)
\(\ln7 = \tt{1.95}\)	\(\tt{7}\)	\(\tt{1.9459}\)
\(\ln11 = \tt{2.40}\)	\(\tt{11}\)	\(\tt{2.3979}\)
\(\ln13 = \tt{2.56}\)	\(\tt{13}\)	\(\tt{2.5649}\)
\(\ln17 = \tt{2.83}\)	\(\tt{17}\)	\(\tt{2.8332}\)
\(\ln19 = \tt{2.94}\)	\(\tt{19}\)	\(\tt{2.9444}\)
\(\ln23 = \tt{3.14}\)	\(\tt{23}\)	\(\tt{3.1355}\)
\(\ln29 = \tt{3.37}\)	\(\tt{29}\)	\(\tt{3.3673}\)
\(\ln31 = \tt{3.43}\)	\(\tt{31}\)	\(\tt{3.4340}\)

\(\exp\) 表	\(N\)	\(\exp N\)
\(\exp{2} = \tt{7.39}\)	\(\tt{2}\)	\(\tt{7.3891}\)
\(\exp{3} = \tt{20.09}\)	\(\tt{3}\)	\(\tt{20.0855}\)
\(\exp{5} = \tt{148.41}\)	\(\tt{5}\)	\(\tt{148.4132}\)
\(\exp{7} = \tt{1096.63}\)	\(\tt{7}\)	\(\tt{}\)\(\tt{1096.6332}\)
\(\exp{11} = \tt{59874.14}\)	\(\tt{11}\)	\(\tt{59874.1417}\)
\(\exp{13} = \tt{442413.39}\)	\(\tt{13}\)	\(\tt{442413.3920}\)