Ruby | BigDecimal class power value
Last Updated :
08 Jan, 2020
BigDecimal#power() : power() is a BigDecimal class method which returns the BigDecimal value raised to the power of n.
Syntax: BigDecimal.power()
Parameter: BigDecimal values to find the power the value
Return:
n – value raised to the power of n
prec – precision
Code #1 : Example for power() method
require 'bigdecimal'
a = 42.1**13
b = -BigDecimal("10")
puts "power value of b : #{b.power(3, 4)}\n\n"
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Output :
power value of b : -0.1E4
Code #2 : Example for power() method
require 'bigdecimal'
b = BigDecimal("200")
c = BigDecimal('-3')
puts "power value of b : #{b.power(4)}\n\n"
puts "power value of c : #{c.power(2)}\n\n"
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Output :
power value of b : 0.16E10
power value of c : 0.9E1
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