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|    comp.lang.forth    |    Forth programmers eat a lot of Bratwurst    |    117,951 messages    |
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|    Message 116,518 of 117,951    |
|    Krishna Myneni to Krishna Myneni    |
|    Re: F*/ (f-star-slash)    |
|    02 Jun 24 07:11:12    |
      From: krishna.myneni@ccreweb.org              On 5/19/24 16:28, Krishna Myneni wrote:       > The analog of */ for single length integers, with intermediate double       > length result, can be implemented for floating point arithmetic as well.       > The following implementation of F*/ uses the non-standard word, UD/MOD,       > although it might be possible to code it with UM/MOD as well. It also       > requires FP@ (requiring a separate fp stack in memory).       >       ...              Based on how it handles large integer arithmetic, I half-expected that       double-precision floating point arithmetic overflow/underflow would by       handled automatically by python. That appears not to be the case:              Python 3.12.3:        >>> 3.12e306 * 1.1e145 / 2.8e150       inf                     Using F*/ in Forth:              3.12e306 1.1e145 2.8e150 f*/ fs.       1.22571428571429e+301 ok              --       KM              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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