Environment

help

# Get all variables
ls()

# Checking the type of variable
typeof(x)

# Get working directory
getwd()

Mathematical operators

# Arithmetic operations
> 2+3
 [1] 5

# Power - 2 to the power 3
> 2^3
 [1] 8

# Modulo and divisor
> 10%%3
 [1] 1

> 10%/%3
 [1] 3

Mathematical functions

 # Mathematical pi
 pi

 # Converting float to integer
 floor
 ceiling
 trunc
 round

 # Mathematical functions
 abs
 sqrt

 # Logarithmic functions
 exp
 log
 log10