Comandos Básicos

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Asignacion de Variables

 x <- 3
 y <- 2

Impresion de resultados

 x

## [1] 3

 y

## [1] 2

Operaciones aritmeticas

suma <- x+y
suma

## [1] 5

resta <- x-y
resta

## [1] 1

multiplicacion <- x*y
multiplicacion

## [1] 6

division <- x/y
division

## [1] 1.5

division_entera <- x%/%y
division_entera

## [1] 1

residuo <- x%%y
residuo

## [1] 1

potencia <- x^y
potencia

## [1] 9

Funciones Matematicas

raiz_cuadrada <- sqrt(x)
raiz_cuadrada

## [1] 1.732051

raiz_cubica <- x^(1/3)
raiz_cubica

## [1] 1.44225

exponencial <-exp(1)
exponencial

## [1] 2.718282

absoluto <- abs(x)
absoluto

## [1] 3

signo <- sign(x)
signo

## [1] 1

redondeo_arriba <- ceiling(division)
redondeo_arriba

## [1] 2

redondeo_abajo <- floor(division)
redondeo_abajo

## [1] 1

truncar <- trunc(division)
truncar

## [1] 1

Constantes

pi

## [1] 3.141593

radio <- 5
area_circulo <- pi*radio^2
area_circulo

## [1] 78.53982

Vectores

a <- c(1,2,3,4,5)
a

## [1] 1 2 3 4 5

b <- (1:100)
b

##   [1]   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18
##  [19]  19  20  21  22  23  24  25  26  27  28  29  30  31  32  33  34  35  36
##  [37]  37  38  39  40  41  42  43  44  45  46  47  48  49  50  51  52  53  54
##  [55]  55  56  57  58  59  60  61  62  63  64  65  66  67  68  69  70  71  72
##  [73]  73  74  75  76  77  78  79  80  81  82  83  84  85  86  87  88  89  90
##  [91]  91  92  93  94  95  96  97  98  99 100

c <- c("pera", "mango", "manzana", "kiwi", "fresa")

longitud <- length(a)
longitud

## [1] 5

promedio <-mean(a)
promedio

## [1] 3

resumen <- summary(a)
resumen

##    Min. 1st Qu.  Median    Mean 3rd Qu.    Max. 
##       1       2       3       3       4       5

orden_ascendente <- sort(a)
orden_ascendente

## [1] 1 2 3 4 5

orden_descendente <- sort(a, decreasing = TRUE)
orden_descendente

## [1] 5 4 3 2 1

d <- c(1,2,3,4,5)
d

## [1] 1 2 3 4 5

suma_vectores <- a+d
suma_vectores

## [1]  2  4  6  8 10

Graficar

plot(a,d, main= "ventas por Mes", xlab="Mes", ylab="Millones USD")

plot

## function (x, y, ...) 
## UseMethod("plot")
## <bytecode: 0x5578a842de20>
## <environment: namespace:base>