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# Symbolic Calculator

## showrandom() = sum_0^oo mathHandbook.com

 Clicking function enters it into Calculator , and moving mouse over it shows its text. o oo + - * / ^ sin(x) cos(x) tan(x) cot(x) csc(x) sin^(-1)(x) cos^(-1)(x) tan^(-1)(x) sinh(x) cosh(x) tanh(x) sinh^(-1)(x) cosh^(-1)(x) tanh^(-1)(x) x^2 sqrt(x) root3(x) e^-x exp(x) log(x) log_10 (x) |x| sgn(x) x! gauss(x) Gamma(x) psi(x) erf(x) erfi(x) Ei(x) li(x) si(x) zeta(x) H(x) E _0.5 (x) f(x) f^-1(x) d/dxf(x) intf(x) dx int_0^1f(x) dx (d^0.5y)/dx^0.5 sin^((0.5))(x)

Input:
nsum(x)

Compute:
sum _(x=1)^8 x

Result:
36.0

Usual keywords are lowercase, which are different from uppercase, e.g. sin is different from Sin. If you cannot get result, please click the button, or try it tomorrow. Please feedback your problem, read its example and manual of symbolic computation Computer Algebra System.
 To do Input, then ENTER Add new function f(x) = f(x) = x^2 Add new rule int f(x) dx := F(x) integrate(f(x_),x_) := F(x) lim_(x->oo) log(x)/x lim(log(x)/x,x=inf) derivative d/dx x^6 d(x^6) 0.5 order derivative d^(0.5)/dx^(0.5) sin(x) d(sin(x),x,0.5) semiderivative d^(0.5)/dx^(0.5) sin(x) semid(sin(x)) semiintegrate d^(-0.5)/dx^(-0.5) sin(x) semiint(sin(x)) Derivative d/dx | _(x=1) x^6 d(x^6, x=1) Second order derivative d^2/dx^2 | _(x=1) x^6 d(x^6, x=1,2) Integration int x^6 dx integrate(x^6) Definite integration int_1^2 x^6 dx integrate(x^6, x, 1,2) Taylor series expansion taylor() taylor( exp(x) ) Solve equation solve() solve( 2*x-1=2 ) Solve inequalities solve() solve( 2*x-1>2 ) Numeric computation n() n( sin(30degree) )