*E x1018 M x106 µ x10-6 ...
*
=3.14159 1erg=10-7J ...*H He Li Be B C O N F Ne ...
*Th>Ra>Ac>Th>Ra>Rn>Po...
*A .- B ..- C -.-. D ..- E .
*Nord Norden Norte North
*
...*Beaufort F1 F2 F3 F4 F5 ...
*Cambrian Ordovician ...
*
*sin(x) cos(x2) tan(3x) ...
*sinh(x) cosh(x2) tanh(3x) ...
*=1+½+¼+... =1+1/2!+1/3!...
*
ex= sin-1x= ...*logxn= logexn= e2x= ...
*x2+y2=1 E=mc2 A=
r2 ...*
*
DigitalDan.eu
(d/dx) sin(x) = cos(x)
(d/dx) cos(x) = -sin(x)
(d/dx) tan(x) = sec2(x)
(d/dx) cot(x) = -cosec2(x)
(d/dx) sec(x) = sec(x)tan(x)
(d/dx) cosec(x) = -cosec(x)cot(x)
(d/dx) sinh(x) = cosh(x)
(d/dx) cosh(x) = sinh(x)
(d/dx) tanh(x) = sech2(x)
(d/dx) cosech(x) = -coth(x)cosech(x)
(d/dx) sech(x) = -tanh(x)sech(x)
(d/dx) coth(x) = -cosech2(x)
(d/dx) axn = anx(x-1)
(d/dx) eax = aeax
(d/dx) ax = axln(a)
(d/dx) xx = xx/(1+ln(x))
(d/dx) ln(x) = 1/x
(d/dx) loga(x) = 1/(x loga(e))
(d/dx) sin-1(x/a) = 1/(a2-x2)½
(d/dx) cos-1(x/a) = -1/(a2-x2)½
(d/dx) tan-1(x/a) = a/(a2+x2)
(d/dx) eax = aeax
xn = x(n+1)/(n+1) +c
1/(x2+n2) =(1/n) tan-1(x/n) +c
1/(x2-n2) =(1/2n) ln((x-n)/(x+n)) +c
1/(a+bx) = 1/(b ln(a+bx)) +c
x/(ax+b) = (ax + (1-ln(ax+b))b)/a2 +c
1/x = ln(x) +c
1/(x2-a2)½ = cosh-1(x/a) +c
1/(x2+a2)½ = sinh-1(x/a) +c
ex = ex +c
1/(a2-x2) = (1/a) tanh-1(x/a) +c
ax = ax/ln(a) +c
xax = (ax/ln(a))-(ax/(ln(a))2) +c
xeax = (eax(ax-1))/a2 +c
ln(x) = x(ln(x)-1) +c
1/x ln(x) = ln( ln(x) ) +c
sin(x) = -cos(x) +c
cos(x) = sin(x) +c
tan(x) = -ln(cos(x)) +c
cotan(x) = ln(sin(x)) +c
sec(x) = ln(sec(x) + tan(x)) +c
cosec(x) = log(tan(x/2)) +c
sinh(x) = cosh(x) +c
cosh(x) = sinh(x) +c
tanh(x) = in(cosh(x)) +c
cosech(x) = ln(tanh(x/s)) +c
sech(x) = tan-1(sinh(x)) +c
coth(x) = ln(sinh(x))
sinh2(x) = (-x/2) + (sinh(2x)/4) +c
cosh2(x) = (x/2) + (sinh(2x)/4) +c
sech2(x) = tanh(x) +c
cosech2(x) = -coth(x) +c
tanh2(x) = x - tanh(x) +c
anx(n-1) = axn +c
aeax = eax +c
a(cos(ax)) = sin(ax) +c
a(sin(ax)) = -cos(ax) +c
a(sec2(ax)) = tan(ax) +c
1/(1-x2)½ = sin-1(x) +c
1/(1+x2) = tan-1(x)