[]“(c:/cloud/project/math.gif) (No image at path c:/cloud/project/math.gif)

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: 0x560bf0848e90>
## <environment: namespace:base>
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