x=.4 ]N=.(x^3)-64 NB. numerator 0 ]D=.((x^2)-x)-12 NB. denominator 0 N%D NB. ratio 0 NB. apply l'Hopistal's rule: ]N1=.3*x^2 NB. first derivative of the numerator 48 ]D1=.(2*x)-1 NB. first derivative of the denominator 7 N1%D1 NB. ratio of derivatives 6.85714 (N%D)=N1%D1 0 NB. contradiction of l'Hospital ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
- [Jgeneral] 0%0 Eldon Eller
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- Re: [Jgeneral] 0%0 Eldon Eller
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