Class: Float

Inherits:
Object show all
Defined in:
lib/overwrite.rb

Instance Method Summary collapse

Instance Method Details

#delog10 ⇒ Float

Convert -log10 values to original values

Returns:



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# File 'lib/overwrite.rb', line 42

def delog10
  10**(-1*self)
end

#delog10p ⇒ Float

Convert log10 values to original values

Returns:



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# File 'lib/overwrite.rb', line 48

def delog10p
  10**self
end

#signif(n) ⇒ Float

Round to n significant digits

http://stackoverflow.com/questions/8382619/how-to-round-a-float-to-a-specified-number-of-significant-digits-in-ruby

Parameters:

  • (Fixnum)

Returns:



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# File 'lib/overwrite.rb', line 36

def signif(n)
  Float("%.#{n}g" % self)
end