[Haskell-cafe] A simple question

[Tomasz Zielonka]

On Tue, Nov 02, 2004 at 09:53:28PM +0100, Marc Charpentier wrote:
> Good evening,
> 
> Doing some calculations in ghci, I encountered a difficulty which I 
> cannot resolve.
> 
> Here's a distilled version, prepared for the command line:
> 
> 	let i = 2 in (-1)^i/(2^(10*i)) * (-2^5/(4*i+1))

Monomorphism restriction. Try

  let { i :: Num a => a; i = 2 } in (-1)^i/(2^(10*i)) * (-2^5/(4*i+1))

Best regards,
Tom

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