R: Matematika Dasar: Difference between revisions
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sum(1:3) | sum(1:3) | ||
prod(c(3,5,7)) | prod(c(3,5,7)) | ||
min(c(1,6,-14,-154,0)) | min(c(1,6,-14,-154,0)) | ||
max(c(1,6,-14,-154,0)) | max(c(1,6,-14,-154,0)) | ||
range(c(1,6,-14,-154,0)) | range(c(1,6,-14,-154,0)) | ||
Revision as of 01:48, 28 November 2019
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))
