指数関数
$ e^x
exp(x)
グラフ
https://gyazo.com/86709344a88b9c004a3dd96e2e9d3985
表
table:e
exp(-10) 0.000045
exp(-9) 0.000123
exp(-8) 0.000335
exp(-7) 0.000912
exp(-6) 0.002479
exp(-5) 0.006738
exp(-4) 0.018316
exp(-3) 0.049787
exp(-2) 0.135335
exp(-1) 0.367879
exp(0) 1.000000
exp(1) 2.718282
exp(2) 7.389056
exp(3) 20.085537
exp(4) 54.598150
exp(5) 148.413159
exp(6) 403.428793
exp(7) 1096.633158
exp(8) 2980.957987
exp(9) 8103.083928
exp(10) 22026.465795
exp(11) 59874.141715
exp(12) 162754.791419
exp(13) 442413.392009
exp(14) 1202604.284165
exp(15) 3269017.372472
exp(16) 8886110.520508
exp(17) 24154952.753575
exp(18) 65659969.137331
exp(19) 178482300.963187