From: Giampiero Zanchi <cidza@...>
Date: 2010-04-29T22:13:26+09:00
Subject: Re: flt gem for arbitrary precision

Robert Klemme wrote:

> What's the difference (precision? performance?) vs. doing
> 
> irb(main):001:0> require 'bigdecimal'
> => true
> irb(main):002:0> BigDecimal("2").sqrt(200).to_s
> =>
> "0.1414213562373095048801688724209698078569671875376948073176679737990732478462107038850387534327641572735013846230912297024924836055850737212644121497099935831413222665927505592755799950501152782060571470109559971605970125E1"
> irb(main):003:0> BigDecimal("2").sqrt(200)
> => #<BigDecimal:93215a4,'0.1414213562 3730950488 0168872420 9698078569
> 6718753769 4807317667 9737990732 4784621070 3885038753 4327641572
> 7350138462 3091229702 4924836055 8507372126 4412149709 9935831413
> 2226659275 0559275579 9950501152 7820605714 7010955997
> 1605970125E1',224(224)>
> irb(main):004:0>
> 
> ?
> 
> Kind regards
> 
>   robert

maybe no difference ?
I didn't know of BigDecimal neither
sorry for my ignorance
-- 
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