case sensitive

c - vektor (stlpcovy)

  assign("x", c(1, 2, 3))
  x<-c(1,2,3)

vypis

  x


*
  y<-c(2,4,5,6,7,4)

transpozicia t()

  t(x)

transpozicia a priradenie: t(x)->trans


scitanie vektorov (cyklicke scitanie)
  x + y

ls(), object()

rm()

postupnosti x<-c(1:10)

inf, &, |, !t, 
<, >, <=, >=, ==, !=, !

NA - not available
NaN - not a number