R: Matematika Dasar

Contoh operasi matematika

2 ^ 2

2 * 2

2 / 2

2 + 2

2 - 2

4 * 3 ^ 3

vector -4 s/d 3

-4:3

abs remainder

absolute

abs(-4:3)

remainder

(-4:3) %% 2

(-4:3) %/% 3

sign

sign(-4:3)

round

round(7/18,2)

7/118

options(digits=2)
7/118

floor(0.39)

ceiling(0.39)

summary functions

sum(1:3)
prod(c(3,5,7))
min(c(1,6,-14,-154,0))
max(c(1,6,-14,-154,0))
range(c(1,6,-14,-154,0))

Pranala Menarik

• R