1+1
2+3

a=4

bee

b+a

sin[x]

?@

?Global`*

?=

?==

sin[Pi]
Sin[Pi]

InverseLaplaceTransform[(((p^1)-1)/((p^3)+1)),p,t]

ClearAll[a];
Solve[(x^3)+ x-a==0,x]

2*2
2 2

a=5;
b=7;
a b
a*b
ab

ClearAll["Global`*"]

kyncl=0;
5kyncl
kyncl5Inver987=7

I=5

(k^3)
(k/3)
(Sqrt[k])

β

Sin[(Pi/5)]
Sin[5]
Sin[5.1]
(Sqrt[5])

((55!)/(142!))

(556/422)

N[100!]
100!//N

N[Pi];
Pi//N;
N@Pi;
Sin[5];
5//Sin;
Sin@5;

((a+b)*(a-b)-(a^2))/(b^2)
Simplify[%]

%%%%%%%%%%

?_

Tady bude nadpis

pom=Jan_Kyncl (*takove prikazy nepouzivat*)
pom[[0]]

?Plot

Sin[1]
Sin[{1,2,3,4}]

??Plot

Plot[{Tanh[x],Sin[x]},{x,-5,5},AxesLabel->{"x","Tanh[x]"},PlotStyle->{{Thick,RGBColor[1,0,0]},{Thick,RGBColor[1,1,0],Dashing[{0.05,0.02}]}}]

Plot[{Tanh[x],UnitStep[x]},{x,-5,5}]

listik={1,2,opice,{pes,kocka,{topolanek,dalik}}}
listik[[-2]];
listik[[-1,-1]];
listik[[-1]][[-1]];
listik[[0]]