f(x)	d [f(x)] / dx
x n	n x n - 1
e x	e x
ln (x)	1 / x
sin x	cos x
cos x	- sin x
tan x	sec 2x
cot x	- csc 2x
sec x	sec x tan x
csc x	- csc x cot x
arcsin x	1 / sqrt (1 - x 2)
arccos x	- 1 / sqrt (1 - x 2)
arctan x	1 / (1 + x 2)
sinh x	cosh x
cosh x	sinh x
tanh x	sech 2 x
coth x	- csch 2 x
sech x	- sech x tanh x
csch x	- csch x coth x
arcsinh x	1 / sqrt [x 2 + 1 ]
arccosh x	1 / sqrt [x 2 - 1 ]
arctanh x	1 / [ 1 - x 2 ]